20124338437

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1\times {\mathrm{787}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 23563645952

約数和(自身を除く): 3439307515

約数列:

[1, 7, 73, 163, 307, 511, 787, 1141, 2149, 5509, 11899, 22411, 50041, 57451, 83293, 128281, 156877, 241609, 350287, 402157, 897967, 1691263, 3652993, 9364513, 17637457, 25570951, 39382267, 65551591, 123462199, 275675869, 2874905491, 20124338437]

約数ペア:

[(1, 20124338437), (7, 2874905491), (73, 275675869), (163, 123462199), (307, 65551591), (511, 39382267), (787, 25570951), (1141, 17637457), (2149, 9364513), (5509, 3652993), (11899, 1691263), (22411, 897967), (50041, 402157), (57451, 350287), (83293, 241609), (128281, 156877)]