20500221994

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3478151}}^1$

素因数の和:3478581

約数の個数: 16

約数和(自身を含む): 35226723456

約数和(自身を除く): 14726501462

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 3478151, 6956302, 24347057, 48694114, 1464301571, 2928603142, 10250110997, 20500221994]

約数ペア:

[(1, 20500221994), (2, 10250110997), (7, 2928603142), (14, 1464301571), (421, 48694114), (842, 24347057), (2947, 6956302), (5894, 3478151)]