2017979892

素因数分解:

$2^2\times 3^9\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 180

約数和(自身を含む): 5669316576

約数和(自身を除く): 3651336684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 71, 76, 81, 108, 114, 142, 162, 171, 213, 228, 243, 284, 324, 342, 361, 426, 486, 513, 639, 684, 722, 729, 852, 972, 1026, 1083, 1278, 1349, 1444, 1458, 1539, 1917, 2052, 2166, 2187, 2556, 2698, 2916, 3078, 3249, 3834, 4047, 4332, 4374, 4617, 5396, 5751, 6156, 6498, 6561, 7668, 8094, 8748, 9234, 9747, 11502, 12141, 12996, 13122, 13851, 16188, 17253, 18468, 19494, 19683, 23004, 24282, 25631, 26244, 27702, 29241, 34506, 36423, 38988, 39366, 41553, 48564, 51262, 51759, 55404, 58482, 69012, 72846, 76893, 78732, 83106, 87723, 102524, 103518, 109269, 116964, 124659, 145692, 153786, 155277, 166212, 175446, 207036, 218538, 230679, 249318, 263169, 307572, 310554, 327807, 350892, 373977, 437076, 461358, 465831, 498636, 526338, 621108, 655614, 692037, 747954, 789507, 922716, 931662, 983421, 1052676, 1311228, 1384074, 1397493, 1495908, 1579014, 1863324, 1966842, 2076111, 2368521, 2768148, 2794986, 2950263, 3158028, 3933684, 4152222, 4737042, 5589972, 5900526, 6228333, 7105563, 8304444, 8850789, 9474084, 11801052, 12456666, 14211126, 17701578, 18684999, 24913332, 26552367, 28422252, 35403156, 37369998, 53104734, 56054997, 74739996, 106209468, 112109994, 168164991, 224219988, 336329982, 504494973, 672659964, 1008989946, 2017979892]

約数ペア:

[(1, 2017979892), (2, 1008989946), (3, 672659964), (4, 504494973), (6, 336329982), (9, 224219988), (12, 168164991), (18, 112109994), (19, 106209468), (27, 74739996), (36, 56054997), (38, 53104734), (54, 37369998), (57, 35403156), (71, 28422252), (76, 26552367), (81, 24913332), (108, 18684999), (114, 17701578), (142, 14211126), (162, 12456666), (171, 11801052), (213, 9474084), (228, 8850789), (243, 8304444), (284, 7105563), (324, 6228333), (342, 5900526), (361, 5589972), (426, 4737042), (486, 4152222), (513, 3933684), (639, 3158028), (684, 2950263), (722, 2794986), (729, 2768148), (852, 2368521), (972, 2076111), (1026, 1966842), (1083, 1863324), (1278, 1579014), (1349, 1495908), (1444, 1397493), (1458, 1384074), (1539, 1311228), (1917, 1052676), (2052, 983421), (2166, 931662), (2187, 922716), (2556, 789507), (2698, 747954), (2916, 692037), (3078, 655614), (3249, 621108), (3834, 526338), (4047, 498636), (4332, 465831), (4374, 461358), (4617, 437076), (5396, 373977), (5751, 350892), (6156, 327807), (6498, 310554), (6561, 307572), (7668, 263169), (8094, 249318), (8748, 230679), (9234, 218538), (9747, 207036), (11502, 175446), (12141, 166212), (12996, 155277), (13122, 153786), (13851, 145692), (16188, 124659), (17253, 116964), (18468, 109269), (19494, 103518), (19683, 102524), (23004, 87723), (24282, 83106), (25631, 78732), (26244, 76893), (27702, 72846), (29241, 69012), (34506, 58482), (36423, 55404), (38988, 51759), (39366, 51262), (41553, 48564)]