18308728

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{7919}}^1$

素因数の和:7959

約数の個数: 24

約数和(自身を含む): 36471600

約数和(自身を除く): 18162872

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 7919, 15838, 31676, 63352, 134623, 269246, 538492, 1076984, 2288591, 4577182, 9154364, 18308728]

約数ペア:

[(1, 18308728), (2, 9154364), (4, 4577182), (8, 2288591), (17, 1076984), (34, 538492), (68, 269246), (136, 134623), (289, 63352), (578, 31676), (1156, 15838), (2312, 7919)]