18839618

素因数分解:

$2^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 34128000

約数和(自身を除く): 15288382

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 686, 947, 1421, 1894, 2842, 6629, 9947, 13258, 19894, 27463, 46403, 54926, 92806, 192241, 324821, 384482, 649642, 1345687, 2691374, 9419809, 18839618]

約数ペア:

[(1, 18839618), (2, 9419809), (7, 2691374), (14, 1345687), (29, 649642), (49, 384482), (58, 324821), (98, 192241), (203, 92806), (343, 54926), (406, 46403), (686, 27463), (947, 19894), (1421, 13258), (1894, 9947), (2842, 6629)]