18659384

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 35964000

約数和(自身を除く): 17304616

約数列:

[1, 2, 4, 8, 73, 89, 146, 178, 292, 356, 359, 584, 712, 718, 1436, 2872, 6497, 12994, 25988, 26207, 31951, 51976, 52414, 63902, 104828, 127804, 209656, 255608, 2332423, 4664846, 9329692, 18659384]

約数ペア:

[(1, 18659384), (2, 9329692), (4, 4664846), (8, 2332423), (73, 255608), (89, 209656), (146, 127804), (178, 104828), (292, 63902), (356, 52414), (359, 51976), (584, 31951), (712, 26207), (718, 25988), (1436, 12994), (2872, 6497)]