20999522

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32507}}^1$

素因数の和:32545

約数の個数: 16

約数和(自身を含む): 35108640

約数和(自身を除く): 14109118

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32507, 65014, 552619, 617633, 1105238, 1235266, 10499761, 20999522]

約数ペア:

[(1, 20999522), (2, 10499761), (17, 1235266), (19, 1105238), (34, 617633), (38, 552619), (323, 65014), (646, 32507)]