20564522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6823}}^1$

素因数の和:6973

約数の個数: 16

約数和(自身を含む): 33901632

約数和(自身を除く): 13337110

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6823, 13646, 75053, 150106, 934751, 1869502, 10282261, 20564522]

約数ペア:

[(1, 20564522), (2, 10282261), (11, 1869502), (22, 934751), (137, 150106), (274, 75053), (1507, 13646), (3014, 6823)]