18680455898

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{1217}}^1\times {\mathrm{45413}}^1$

素因数の和:46658

約数の個数: 24

約数和(自身を含む): 30367524348

約数和(自身を除く): 11687068450

約数列:

[1, 2, 13, 26, 169, 338, 1217, 2434, 15821, 31642, 45413, 90826, 205673, 411346, 590369, 1180738, 7674797, 15349594, 55267621, 110535242, 718479073, 1436958146, 9340227949, 18680455898]

約数ペア:

[(1, 18680455898), (2, 9340227949), (13, 1436958146), (26, 718479073), (169, 110535242), (338, 55267621), (1217, 15349594), (2434, 7674797), (15821, 1180738), (31642, 590369), (45413, 411346), (90826, 205673)]