161744816

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{142381}}^1$

素因数の和:142460

約数の個数: 20

約数和(自身を含む): 317796624

約数和(自身を除く): 156051808

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 142381, 284762, 569524, 1139048, 2278096, 10109051, 20218102, 40436204, 80872408, 161744816]

約数ペア:

[(1, 161744816), (2, 80872408), (4, 40436204), (8, 20218102), (16, 10109051), (71, 2278096), (142, 1139048), (284, 569524), (568, 284762), (1136, 142381)]