18077392

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1621}}^1$

素因数の和:1687

約数の個数: 40

約数和(自身を含む): 38013192

約数和(自身を除く): 19935800

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 1621, 2788, 3242, 5576, 6484, 11152, 12968, 25936, 27557, 55114, 66461, 110228, 132922, 220456, 265844, 440912, 531688, 1063376, 1129837, 2259674, 4519348, 9038696, 18077392]

約数ペア:

[(1, 18077392), (2, 9038696), (4, 4519348), (8, 2259674), (16, 1129837), (17, 1063376), (34, 531688), (41, 440912), (68, 265844), (82, 220456), (136, 132922), (164, 110228), (272, 66461), (328, 55114), (656, 27557), (697, 25936), (1394, 12968), (1621, 11152), (2788, 6484), (3242, 5576)]