201720872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1327111}}^1$

素因数の和:1327136

約数の個数: 16

約数和(自身を含む): 398133600

約数和(自身を除く): 196412728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1327111, 2654222, 5308444, 10616888, 25215109, 50430218, 100860436, 201720872]

約数ペア:

[(1, 201720872), (2, 100860436), (4, 50430218), (8, 25215109), (19, 10616888), (38, 5308444), (76, 2654222), (152, 1327111)]