18187576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 21210824

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 59, 62, 88, 113, 118, 124, 226, 236, 248, 341, 452, 472, 649, 682, 904, 1243, 1298, 1364, 1829, 2486, 2596, 2728, 3503, 3658, 4972, 5192, 6667, 7006, 7316, 9944, 13334, 14012, 14632, 20119, 26668, 28024, 38533, 40238, 53336, 73337, 77066, 80476, 146674, 154132, 160952, 206677, 293348, 308264, 413354, 586696, 826708, 1653416, 2273447, 4546894, 9093788, 18187576]

約数ペア:

[(1, 18187576), (2, 9093788), (4, 4546894), (8, 2273447), (11, 1653416), (22, 826708), (31, 586696), (44, 413354), (59, 308264), (62, 293348), (88, 206677), (113, 160952), (118, 154132), (124, 146674), (226, 80476), (236, 77066), (248, 73337), (341, 53336), (452, 40238), (472, 38533), (649, 28024), (682, 26668), (904, 20119), (1243, 14632), (1298, 14012), (1364, 13334), (1829, 9944), (2486, 7316), (2596, 7006), (2728, 6667), (3503, 5192), (3658, 4972)]