20837954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{26647}}^1$

素因数の和:26689

約数の個数: 16

約数和(自身を含む): 34535808

約数和(自身を除く): 13697854

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 26647, 53294, 452999, 612881, 905998, 1225762, 10418977, 20837954]

約数ペア:

[(1, 20837954), (2, 10418977), (17, 1225762), (23, 905998), (34, 612881), (46, 452999), (391, 53294), (782, 26647)]