19969408

素因数分解:

$2^7\times {\mathrm{156011}}^1$

素因数の和:156025

約数の個数: 16

約数和(自身を含む): 39783060

約数和(自身を除く): 19813652

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 156011, 312022, 624044, 1248088, 2496176, 4992352, 9984704, 19969408]

約数ペア:

[(1, 19969408), (2, 9984704), (4, 4992352), (8, 2496176), (16, 1248088), (32, 624044), (64, 312022), (128, 156011)]