18744696838

素因数分解:

$2^1\times 7^1\times {\mathrm{1951}}^1\times {\mathrm{686267}}^1$

素因数の和:688227

約数の個数: 16

約数和(自身を含む): 32150283264

約数和(自身を除く): 13405586426

約数列:

[1, 2, 7, 14, 1951, 3902, 13657, 27314, 686267, 1372534, 4803869, 9607738, 1338906917, 2677813834, 9372348419, 18744696838]

約数ペア:

[(1, 18744696838), (2, 9372348419), (7, 2677813834), (14, 1338906917), (1951, 9607738), (3902, 4803869), (13657, 1372534), (27314, 686267)]