18914110

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 35085312

約数和(自身を除く): 16171202

約数列:

[1, 2, 5, 10, 53, 106, 127, 254, 265, 281, 530, 562, 635, 1270, 1405, 2810, 6731, 13462, 14893, 29786, 33655, 35687, 67310, 71374, 74465, 148930, 178435, 356870, 1891411, 3782822, 9457055, 18914110]

約数ペア:

[(1, 18914110), (2, 9457055), (5, 3782822), (10, 1891411), (53, 356870), (106, 178435), (127, 148930), (254, 74465), (265, 71374), (281, 67310), (530, 35687), (562, 33655), (635, 29786), (1270, 14893), (1405, 13462), (2810, 6731)]