20575828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56527}}^1$

素因数の和:56551

約数の個数: 24

約数和(自身を含む): 44317952

約数和(自身を除く): 23742124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 56527, 113054, 226108, 395689, 734851, 791378, 1469702, 1582756, 2939404, 5143957, 10287914, 20575828]

約数ペア:

[(1, 20575828), (2, 10287914), (4, 5143957), (7, 2939404), (13, 1582756), (14, 1469702), (26, 791378), (28, 734851), (52, 395689), (91, 226108), (182, 113054), (364, 56527)]