18303340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 42223104

約数和(自身を除く): 23919764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 307, 542, 614, 1084, 1228, 1355, 1535, 2710, 2981, 3070, 3377, 5420, 5962, 6140, 6754, 11924, 13508, 14905, 16885, 29810, 33770, 59620, 67540, 83197, 166394, 332788, 415985, 831970, 915167, 1663940, 1830334, 3660668, 4575835, 9151670, 18303340]

約数ペア:

[(1, 18303340), (2, 9151670), (4, 4575835), (5, 3660668), (10, 1830334), (11, 1663940), (20, 915167), (22, 831970), (44, 415985), (55, 332788), (110, 166394), (220, 83197), (271, 67540), (307, 59620), (542, 33770), (614, 29810), (1084, 16885), (1228, 14905), (1355, 13508), (1535, 11924), (2710, 6754), (2981, 6140), (3070, 5962), (3377, 5420)]