18181416

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1210

約数の個数: 64

約数和(自身を含む): 50443200

約数和(自身を除く): 32261784

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 122, 132, 183, 244, 264, 366, 488, 671, 732, 1129, 1342, 1464, 2013, 2258, 2684, 3387, 4026, 4516, 5368, 6774, 8052, 9032, 12419, 13548, 16104, 24838, 27096, 37257, 49676, 68869, 74514, 99352, 137738, 149028, 206607, 275476, 298056, 413214, 550952, 757559, 826428, 1515118, 1652856, 2272677, 3030236, 4545354, 6060472, 9090708, 18181416]

約数ペア:

[(1, 18181416), (2, 9090708), (3, 6060472), (4, 4545354), (6, 3030236), (8, 2272677), (11, 1652856), (12, 1515118), (22, 826428), (24, 757559), (33, 550952), (44, 413214), (61, 298056), (66, 275476), (88, 206607), (122, 149028), (132, 137738), (183, 99352), (244, 74514), (264, 68869), (366, 49676), (488, 37257), (671, 27096), (732, 24838), (1129, 16104), (1342, 13548), (1464, 12419), (2013, 9032), (2258, 8052), (2684, 6774), (3387, 5368), (4026, 4516)]