2181569284

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{775807}}^1$

素因数の和:775867

約数の個数: 24

約数和(自身を含む): 4127298560

約数和(自身を除く): 1945729276

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 775807, 1551614, 3103228, 14740333, 28704859, 29480666, 57409718, 58961332, 114819436, 545392321, 1090784642, 2181569284]

約数ペア:

[(1, 2181569284), (2, 1090784642), (4, 545392321), (19, 114819436), (37, 58961332), (38, 57409718), (74, 29480666), (76, 28704859), (148, 14740333), (703, 3103228), (1406, 1551614), (2812, 775807)]