19922761

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 21909888

約数和(自身を除く): 1987127

約数列:

[1, 23, 37, 41, 571, 851, 943, 1517, 13133, 21127, 23411, 34891, 485921, 538453, 866207, 19922761]

約数ペア:

[(1, 19922761), (23, 866207), (37, 538453), (41, 485921), (571, 34891), (851, 23411), (943, 21127), (1517, 13133)]