19107005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{941}}^1$

素因数の和:1108

約数の個数: 16

約数和(自身を含む): 23874048

約数和(自身を除く): 4767043

約数列:

[1, 5, 31, 131, 155, 655, 941, 4061, 4705, 20305, 29171, 123271, 145855, 616355, 3821401, 19107005]

約数ペア:

[(1, 19107005), (5, 3821401), (31, 616355), (131, 145855), (155, 123271), (655, 29171), (941, 20305), (4061, 4705)]