20213549008

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40753123}}^1$

素因数の和:40753162

約数の個数: 20

約数和(自身を含む): 40427099008

約数和(自身を除く): 20213550000

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40753123, 81506246, 163012492, 326024984, 652049968, 1263346813, 2526693626, 5053387252, 10106774504, 20213549008]

約数ペア:

[(1, 20213549008), (2, 10106774504), (4, 5053387252), (8, 2526693626), (16, 1263346813), (31, 652049968), (62, 326024984), (124, 163012492), (248, 81506246), (496, 40753123)]