19827494

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:691

約数の個数: 16

約数和(自身を含む): 30191616

約数和(自身を除く): 10364122

約数列:

[1, 2, 127, 251, 254, 311, 502, 622, 31877, 39497, 63754, 78061, 78994, 156122, 9913747, 19827494]

約数ペア:

[(1, 19827494), (2, 9913747), (127, 156122), (251, 78994), (254, 78061), (311, 63754), (502, 39497), (622, 31877)]