18078476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5189}}^1$

素因数の和:5273

約数の個数: 24

約数和(自身を含む): 34586160

約数和(自身を除く): 16507684

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5189, 10378, 20756, 67457, 134914, 269828, 347663, 695326, 1390652, 4519619, 9039238, 18078476]

約数ペア:

[(1, 18078476), (2, 9039238), (4, 4519619), (13, 1390652), (26, 695326), (52, 347663), (67, 269828), (134, 134914), (268, 67457), (871, 20756), (1742, 10378), (3484, 5189)]