17967401980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{501043}}^1$

素因数の和:501226

約数の個数: 48

約数和(自身を含む): 41414292864

約数和(自身を除く): 23446890884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 1630, 1793, 3260, 3586, 7172, 8965, 17930, 35860, 501043, 1002086, 2004172, 2505215, 5010430, 5511473, 10020860, 11022946, 22045892, 27557365, 55114730, 81670009, 110229460, 163340018, 326680036, 408350045, 816700090, 898370099, 1633400180, 1796740198, 3593480396, 4491850495, 8983700990, 17967401980]

約数ペア:

[(1, 17967401980), (2, 8983700990), (4, 4491850495), (5, 3593480396), (10, 1796740198), (11, 1633400180), (20, 898370099), (22, 816700090), (44, 408350045), (55, 326680036), (110, 163340018), (163, 110229460), (220, 81670009), (326, 55114730), (652, 27557365), (815, 22045892), (1630, 11022946), (1793, 10020860), (3260, 5511473), (3586, 5010430), (7172, 2505215), (8965, 2004172), (17930, 1002086), (35860, 501043)]