989873134

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{70979}}^1$

素因数の和:71367

約数の個数: 16

約数和(自身を含む): 1567238400

約数和(自身を除く): 577365266

約数列:

[1, 2, 19, 38, 367, 734, 6973, 13946, 70979, 141958, 1348601, 2697202, 26049293, 52098586, 494936567, 989873134]

約数ペア:

[(1, 989873134), (2, 494936567), (19, 52098586), (38, 26049293), (367, 2697202), (734, 1348601), (6973, 141958), (13946, 70979)]