18906828988

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{229}}^1\times {\mathrm{136693}}^1$

素因数の和:137077

約数の個数: 24

約数和(自身を含む): 33451755680

約数和(自身を除く): 14544926692

約数列:

[1, 2, 4, 151, 229, 302, 458, 604, 916, 34579, 69158, 136693, 138316, 273386, 546772, 20640643, 31302697, 41281286, 62605394, 82562572, 125210788, 4726707247, 9453414494, 18906828988]

約数ペア:

[(1, 18906828988), (2, 9453414494), (4, 4726707247), (151, 125210788), (229, 82562572), (302, 62605394), (458, 41281286), (604, 31302697), (916, 20640643), (34579, 546772), (69158, 273386), (136693, 138316)]