18738764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3251}}^1$

素因数の和:3397

約数の個数: 24

約数和(自身を含む): 36058176

約数和(自身を除く): 17319412

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 3251, 5764, 6502, 13004, 35761, 71522, 143044, 425881, 851762, 1703524, 4684691, 9369382, 18738764]

約数ペア:

[(1, 18738764), (2, 9369382), (4, 4684691), (11, 1703524), (22, 851762), (44, 425881), (131, 143044), (262, 71522), (524, 35761), (1441, 13004), (2882, 6502), (3251, 5764)]