18861444

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 56940800

約数和(自身を除く): 38079356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 61, 63, 84, 108, 122, 126, 183, 189, 244, 252, 366, 378, 409, 427, 549, 732, 756, 818, 854, 1098, 1227, 1281, 1636, 1647, 1708, 2196, 2454, 2562, 2863, 3294, 3681, 3843, 4908, 5124, 5726, 6588, 7362, 7686, 8589, 11043, 11452, 11529, 14724, 15372, 17178, 22086, 23058, 24949, 25767, 34356, 44172, 46116, 49898, 51534, 74847, 77301, 99796, 103068, 149694, 154602, 174643, 224541, 299388, 309204, 349286, 449082, 523929, 673623, 698572, 898164, 1047858, 1347246, 1571787, 2095716, 2694492, 3143574, 4715361, 6287148, 9430722, 18861444]

約数ペア:

[(1, 18861444), (2, 9430722), (3, 6287148), (4, 4715361), (6, 3143574), (7, 2694492), (9, 2095716), (12, 1571787), (14, 1347246), (18, 1047858), (21, 898164), (27, 698572), (28, 673623), (36, 523929), (42, 449082), (54, 349286), (61, 309204), (63, 299388), (84, 224541), (108, 174643), (122, 154602), (126, 149694), (183, 103068), (189, 99796), (244, 77301), (252, 74847), (366, 51534), (378, 49898), (409, 46116), (427, 44172), (549, 34356), (732, 25767), (756, 24949), (818, 23058), (854, 22086), (1098, 17178), (1227, 15372), (1281, 14724), (1636, 11529), (1647, 11452), (1708, 11043), (2196, 8589), (2454, 7686), (2562, 7362), (2863, 6588), (3294, 5726), (3681, 5124), (3843, 4908)]