155884816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{512779}}^1$

素因数の和:512806

約数の個数: 20

約数和(自身を含む): 317923600

約数和(自身を除く): 162038784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 512779, 1025558, 2051116, 4102232, 8204464, 9742801, 19485602, 38971204, 77942408, 155884816]

約数ペア:

[(1, 155884816), (2, 77942408), (4, 38971204), (8, 19485602), (16, 9742801), (19, 8204464), (38, 4102232), (76, 2051116), (152, 1025558), (304, 512779)]