18215230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3851}}^1$

素因数の和:3912

約数の個数: 32

約数和(自身を含む): 36609408

約数和(自身を除く): 18394178

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 3851, 4730, 7702, 19255, 38510, 42361, 84722, 165593, 211805, 331186, 423610, 827965, 1655930, 1821523, 3643046, 9107615, 18215230]

約数ペア:

[(1, 18215230), (2, 9107615), (5, 3643046), (10, 1821523), (11, 1655930), (22, 827965), (43, 423610), (55, 331186), (86, 211805), (110, 165593), (215, 84722), (430, 42361), (473, 38510), (946, 19255), (2365, 7702), (3851, 4730)]