2001004996

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{21751}}^1$

素因数の和:22075

約数の個数: 24

約数和(自身を含む): 3550796480

約数和(自身を除く): 1549791484

約数列:

[1, 2, 4, 109, 211, 218, 422, 436, 844, 21751, 22999, 43502, 45998, 87004, 91996, 2370859, 4589461, 4741718, 9178922, 9483436, 18357844, 500251249, 1000502498, 2001004996]

約数ペア:

[(1, 2001004996), (2, 1000502498), (4, 500251249), (109, 18357844), (211, 9483436), (218, 9178922), (422, 4741718), (436, 4589461), (844, 2370859), (21751, 91996), (22999, 87004), (43502, 45998)]