20283812

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 15913468

約数列:

[1, 2, 4, 89, 178, 227, 251, 356, 454, 502, 908, 1004, 20203, 22339, 40406, 44678, 56977, 80812, 89356, 113954, 227908, 5070953, 10141906, 20283812]

約数ペア:

[(1, 20283812), (2, 10141906), (4, 5070953), (89, 227908), (178, 113954), (227, 89356), (251, 80812), (356, 56977), (454, 44678), (502, 40406), (908, 22339), (1004, 20203)]