20071799992

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{8172557}}^1$

素因数の和:8172870

約数の個数: 16

約数和(自身を含む): 37757217960

約数和(自身を除く): 17685417968

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 8172557, 16345114, 32690228, 65380456, 2508974999, 5017949998, 10035899996, 20071799992]

約数ペア:

[(1, 20071799992), (2, 10035899996), (4, 5017949998), (8, 2508974999), (307, 65380456), (614, 32690228), (1228, 16345114), (2456, 8172557)]