187990418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1220717}}^1$

素因数の和:1220737

約数の個数: 16

約数和(自身を含む): 351566784

約数和(自身を除く): 163576366

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1220717, 2441434, 8545019, 13427887, 17090038, 26855774, 93995209, 187990418]

約数ペア:

[(1, 187990418), (2, 93995209), (7, 26855774), (11, 17090038), (14, 13427887), (22, 8545019), (77, 2441434), (154, 1220717)]