23215820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8861}}^1$

素因数の和:9001

約数の個数: 24

約数和(自身を含む): 49130928

約数和(自身を除く): 25915108

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 8861, 17722, 35444, 44305, 88610, 177220, 1160791, 2321582, 4643164, 5803955, 11607910, 23215820]

約数ペア:

[(1, 23215820), (2, 11607910), (4, 5803955), (5, 4643164), (10, 2321582), (20, 1160791), (131, 177220), (262, 88610), (524, 44305), (655, 35444), (1310, 17722), (2620, 8861)]