20514971

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 22462848

約数和(自身を除く): 1947877

約数列:

[1, 17, 61, 73, 271, 1037, 1241, 4453, 4607, 16531, 19783, 75701, 281027, 336311, 1206763, 20514971]

約数ペア:

[(1, 20514971), (17, 1206763), (61, 336311), (73, 281027), (271, 75701), (1037, 19783), (1241, 16531), (4453, 4607)]