20717673

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1747}}^1$

素因数の和:1876

約数の個数: 16

約数和(自身を含む): 28527360

約数和(自身を除く): 7809687

約数列:

[1, 3, 59, 67, 177, 201, 1747, 3953, 5241, 11859, 103073, 117049, 309219, 351147, 6905891, 20717673]

約数ペア:

[(1, 20717673), (3, 6905891), (59, 351147), (67, 309219), (177, 117049), (201, 103073), (1747, 11859), (3953, 5241)]