20380744

素因数分解:

$2^3\times {\mathrm{617}}^1\times {\mathrm{4129}}^1$

素因数の和:4752

約数の個数: 16

約数和(自身を含む): 38285100

約数和(自身を除く): 17904356

約数列:

[1, 2, 4, 8, 617, 1234, 2468, 4129, 4936, 8258, 16516, 33032, 2547593, 5095186, 10190372, 20380744]

約数ペア:

[(1, 20380744), (2, 10190372), (4, 5095186), (8, 2547593), (617, 33032), (1234, 16516), (2468, 8258), (4129, 4936)]