18674810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 42577920

約数和(自身を除く): 23903110

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 79, 110, 154, 158, 307, 385, 395, 553, 614, 770, 790, 869, 1106, 1535, 1738, 2149, 2765, 3070, 3377, 4298, 4345, 5530, 6083, 6754, 8690, 10745, 12166, 16885, 21490, 23639, 24253, 30415, 33770, 47278, 48506, 60830, 118195, 121265, 169771, 236390, 242530, 266783, 339542, 533566, 848855, 1333915, 1697710, 1867481, 2667830, 3734962, 9337405, 18674810]

約数ペア:

[(1, 18674810), (2, 9337405), (5, 3734962), (7, 2667830), (10, 1867481), (11, 1697710), (14, 1333915), (22, 848855), (35, 533566), (55, 339542), (70, 266783), (77, 242530), (79, 236390), (110, 169771), (154, 121265), (158, 118195), (307, 60830), (385, 48506), (395, 47278), (553, 33770), (614, 30415), (770, 24253), (790, 23639), (869, 21490), (1106, 16885), (1535, 12166), (1738, 10745), (2149, 8690), (2765, 6754), (3070, 6083), (3377, 5530), (4298, 4345)]