18212502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 46080000

約数和(自身を除く): 27867498

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 79, 154, 158, 231, 237, 462, 474, 499, 553, 869, 998, 1106, 1497, 1659, 1738, 2607, 2994, 3318, 3493, 5214, 5489, 6083, 6986, 10479, 10978, 12166, 16467, 18249, 20958, 32934, 36498, 38423, 39421, 76846, 78842, 115269, 118263, 230538, 236526, 275947, 433631, 551894, 827841, 867262, 1300893, 1655682, 2601786, 3035417, 6070834, 9106251, 18212502]

約数ペア:

[(1, 18212502), (2, 9106251), (3, 6070834), (6, 3035417), (7, 2601786), (11, 1655682), (14, 1300893), (21, 867262), (22, 827841), (33, 551894), (42, 433631), (66, 275947), (77, 236526), (79, 230538), (154, 118263), (158, 115269), (231, 78842), (237, 76846), (462, 39421), (474, 38423), (499, 36498), (553, 32934), (869, 20958), (998, 18249), (1106, 16467), (1497, 12166), (1659, 10978), (1738, 10479), (2607, 6986), (2994, 6083), (3318, 5489), (3493, 5214)]