20158718006

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{636283}}^1$

素因数の和:636396

約数の個数: 32

約数和(自身を含む): 36161292288

約数和(自身を除く): 16002574282

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 1022, 2263, 4526, 15841, 31682, 636283, 1272566, 4453981, 8907962, 19724773, 39449546, 46448659, 92897318, 138073411, 276146822, 325140613, 650281226, 1439908429, 2879816858, 10079359003, 20158718006]

約数ペア:

[(1, 20158718006), (2, 10079359003), (7, 2879816858), (14, 1439908429), (31, 650281226), (62, 325140613), (73, 276146822), (146, 138073411), (217, 92897318), (434, 46448659), (511, 39449546), (1022, 19724773), (2263, 8907962), (4526, 4453981), (15841, 1272566), (31682, 636283)]