20915542

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32377}}^1$

素因数の和:32415

約数の個数: 16

約数和(自身を含む): 34968240

約数和(自身を除く): 14052698

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32377, 64754, 550409, 615163, 1100818, 1230326, 10457771, 20915542]

約数ペア:

[(1, 20915542), (2, 10457771), (17, 1230326), (19, 1100818), (34, 615163), (38, 550409), (323, 64754), (646, 32377)]