19908736

素因数分解:

$2^7\times {\mathrm{155537}}^1$

素因数の和:155551

約数の個数: 16

約数和(自身を含む): 39662190

約数和(自身を除く): 19753454

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 155537, 311074, 622148, 1244296, 2488592, 4977184, 9954368, 19908736]

約数ペア:

[(1, 19908736), (2, 9954368), (4, 4977184), (8, 2488592), (16, 1244296), (32, 622148), (64, 311074), (128, 155537)]