55538978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{18427}}^1$

素因数の和:18577

約数の個数: 16

約数和(自身を含む): 91550304

約数和(自身を除く): 36011326

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 18427, 36854, 202697, 405394, 2524499, 5048998, 27769489, 55538978]

約数ペア:

[(1, 55538978), (2, 27769489), (11, 5048998), (22, 2524499), (137, 405394), (274, 202697), (1507, 36854), (3014, 18427)]