19843456

素因数分解:

$2^7\times {\mathrm{155027}}^1$

素因数の和:155041

約数の個数: 16

約数和(自身を含む): 39532140

約数和(自身を除く): 19688684

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 155027, 310054, 620108, 1240216, 2480432, 4960864, 9921728, 19843456]

約数ペア:

[(1, 19843456), (2, 9921728), (4, 4960864), (8, 2480432), (16, 1240216), (32, 620108), (64, 310054), (128, 155027)]