20010332176

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{15830959}}^1$

素因数の和:15831046

約数の個数: 20

約数和(自身を含む): 39260780800

約数和(自身を除く): 19250448624

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 15830959, 31661918, 63323836, 126647672, 253295344, 1250645761, 2501291522, 5002583044, 10005166088, 20010332176]

約数ペア:

[(1, 20010332176), (2, 10005166088), (4, 5002583044), (8, 2501291522), (16, 1250645761), (79, 253295344), (158, 126647672), (316, 63323836), (632, 31661918), (1264, 15830959)]