20194373330

素因数分解:

$2^1\times 5^1\times {\mathrm{28031}}^1\times {\mathrm{72043}}^1$

素因数の和:100081

約数の個数: 16

約数和(自身を含む): 36351673344

約数和(自身を除く): 16157300014

約数列:

[1, 2, 5, 10, 28031, 56062, 72043, 140155, 144086, 280310, 360215, 720430, 2019437333, 4038874666, 10097186665, 20194373330]

約数ペア:

[(1, 20194373330), (2, 10097186665), (5, 4038874666), (10, 2019437333), (28031, 720430), (56062, 360215), (72043, 280310), (140155, 144086)]