20175568130

素因数分解:

$2^1\times 5^1\times {\mathrm{8291}}^1\times {\mathrm{243343}}^1$

素因数の和:251641

約数の個数: 16

約数和(自身を含む): 36320552064

約数和(自身を除く): 16144983934

約数列:

[1, 2, 5, 10, 8291, 16582, 41455, 82910, 243343, 486686, 1216715, 2433430, 2017556813, 4035113626, 10087784065, 20175568130]

約数ペア:

[(1, 20175568130), (2, 10087784065), (5, 4035113626), (10, 2017556813), (8291, 2433430), (16582, 1216715), (41455, 486686), (82910, 243343)]