20393149644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1\times {\mathrm{2243}}^1$

素因数の和:2700

約数の個数: 144

約数和(自身を含む): 59660240640

約数和(自身を除く): 39267090996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 331, 436, 654, 662, 763, 981, 993, 1308, 1324, 1526, 1962, 1986, 2243, 2289, 2317, 2979, 3052, 3924, 3972, 4486, 4578, 4634, 5958, 6729, 6867, 6951, 8972, 9156, 9268, 11916, 13458, 13734, 13902, 15701, 20187, 20853, 26916, 27468, 27804, 31402, 36079, 40374, 41706, 47103, 62804, 72158, 80748, 83412, 94206, 108237, 141309, 144316, 188412, 216474, 244487, 252553, 282618, 324711, 432948, 488974, 505106, 565236, 649422, 733461, 742433, 757659, 977948, 1010212, 1298844, 1466922, 1484866, 1515318, 1711409, 2200383, 2227299, 2272977, 2933844, 2969732, 3030636, 3422818, 4400766, 4454598, 4545954, 5134227, 5197031, 6681897, 6845636, 8801532, 8909196, 9091908, 10268454, 10394062, 13363794, 15402681, 15591093, 20536908, 20788124, 26727588, 30805362, 31182186, 46773279, 61610724, 62364372, 80925197, 93546558, 161850394, 187093116, 242775591, 323700788, 485551182, 566476379, 728326773, 971102364, 1132952758, 1456653546, 1699429137, 2265905516, 2913307092, 3398858274, 5098287411, 6797716548, 10196574822, 20393149644]

約数ペア:

[(1, 20393149644), (2, 10196574822), (3, 6797716548), (4, 5098287411), (6, 3398858274), (7, 2913307092), (9, 2265905516), (12, 1699429137), (14, 1456653546), (18, 1132952758), (21, 971102364), (28, 728326773), (36, 566476379), (42, 485551182), (63, 323700788), (84, 242775591), (109, 187093116), (126, 161850394), (218, 93546558), (252, 80925197), (327, 62364372), (331, 61610724), (436, 46773279), (654, 31182186), (662, 30805362), (763, 26727588), (981, 20788124), (993, 20536908), (1308, 15591093), (1324, 15402681), (1526, 13363794), (1962, 10394062), (1986, 10268454), (2243, 9091908), (2289, 8909196), (2317, 8801532), (2979, 6845636), (3052, 6681897), (3924, 5197031), (3972, 5134227), (4486, 4545954), (4578, 4454598), (4634, 4400766), (5958, 3422818), (6729, 3030636), (6867, 2969732), (6951, 2933844), (8972, 2272977), (9156, 2227299), (9268, 2200383), (11916, 1711409), (13458, 1515318), (13734, 1484866), (13902, 1466922), (15701, 1298844), (20187, 1010212), (20853, 977948), (26916, 757659), (27468, 742433), (27804, 733461), (31402, 649422), (36079, 565236), (40374, 505106), (41706, 488974), (47103, 432948), (62804, 324711), (72158, 282618), (80748, 252553), (83412, 244487), (94206, 216474), (108237, 188412), (141309, 144316)]