18968198

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1871}}^1$

素因数の和:2047

約数の個数: 16

約数和(自身を含む): 29450304

約数和(自身を除く): 10482106

約数列:

[1, 2, 37, 74, 137, 274, 1871, 3742, 5069, 10138, 69227, 138454, 256327, 512654, 9484099, 18968198]

約数ペア:

[(1, 18968198), (2, 9484099), (37, 512654), (74, 256327), (137, 138454), (274, 69227), (1871, 10138), (3742, 5069)]