1640474408

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{1990867}}^1$

素因数の和:1990976

約数の個数: 16

約数和(自身を含む): 3105754080

約数和(自身を除く): 1465279672

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 1990867, 3981734, 7963468, 15926936, 205059301, 410118602, 820237204, 1640474408]

約数ペア:

[(1, 1640474408), (2, 820237204), (4, 410118602), (8, 205059301), (103, 15926936), (206, 7963468), (412, 3981734), (824, 1990867)]