18591298

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{4721}}^1$

素因数の和:4913

約数の個数: 16

約数和(自身を含む): 30598560

約数和(自身を除く): 12007262

約数列:

[1, 2, 11, 22, 179, 358, 1969, 3938, 4721, 9442, 51931, 103862, 845059, 1690118, 9295649, 18591298]

約数ペア:

[(1, 18591298), (2, 9295649), (11, 1690118), (22, 845059), (179, 103862), (358, 51931), (1969, 9442), (3938, 4721)]