155220976786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{20771}}^1\times {\mathrm{196657}}^1$

素因数の和:217449

約数の個数: 16

約数和(自身を含む): 245098798560

約数和(自身を除く): 89877821774

約数列:

[1, 2, 19, 38, 20771, 41542, 196657, 393314, 394649, 789298, 3736483, 7472966, 4084762547, 8169525094, 77610488393, 155220976786]

約数ペア:

[(1, 155220976786), (2, 77610488393), (19, 8169525094), (38, 4084762547), (20771, 7472966), (41542, 3736483), (196657, 789298), (393314, 394649)]