18585488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{68329}}^1$

素因数の和:68354

約数の個数: 20

約数和(自身を含む): 38128140

約数和(自身を除く): 19542652

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 68329, 136658, 273316, 546632, 1093264, 1161593, 2323186, 4646372, 9292744, 18585488]

約数ペア:

[(1, 18585488), (2, 9292744), (4, 4646372), (8, 2323186), (16, 1161593), (17, 1093264), (34, 546632), (68, 273316), (136, 136658), (272, 68329)]