139563664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{459091}}^1$

素因数の和:459118

約数の個数: 20

約数和(自身を含む): 284637040

約数和(自身を除く): 145073376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 459091, 918182, 1836364, 3672728, 7345456, 8722729, 17445458, 34890916, 69781832, 139563664]

約数ペア:

[(1, 139563664), (2, 69781832), (4, 34890916), (8, 17445458), (16, 8722729), (19, 7345456), (38, 3672728), (76, 1836364), (152, 918182), (304, 459091)]