19955014

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:879

約数の個数: 16

約数和(自身を含む): 30464928

約数和(自身を除く): 10509914

約数列:

[1, 2, 103, 157, 206, 314, 617, 1234, 16171, 32342, 63551, 96869, 127102, 193738, 9977507, 19955014]

約数ペア:

[(1, 19955014), (2, 9977507), (103, 193738), (157, 127102), (206, 96869), (314, 63551), (617, 32342), (1234, 16171)]