20137831930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{207971}}^1$

素因数の和:208422

約数の個数: 32

約数和(自身を含む): 37914127488

約数和(自身を除く): 17776295558

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 421, 842, 2105, 4210, 9683, 19366, 48415, 96830, 207971, 415942, 1039855, 2079710, 4783333, 9566666, 23916665, 47833330, 87555791, 175111582, 437778955, 875557910, 2013783193, 4027566386, 10068915965, 20137831930]

約数ペア:

[(1, 20137831930), (2, 10068915965), (5, 4027566386), (10, 2013783193), (23, 875557910), (46, 437778955), (115, 175111582), (230, 87555791), (421, 47833330), (842, 23916665), (2105, 9566666), (4210, 4783333), (9683, 2079710), (19366, 1039855), (48415, 415942), (96830, 207971)]