20912030

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{56519}}^1$

素因数の和:56563

約数の個数: 16

約数和(自身を含む): 38659680

約数和(自身を除く): 17747650

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 56519, 113038, 282595, 565190, 2091203, 4182406, 10456015, 20912030]

約数ペア:

[(1, 20912030), (2, 10456015), (5, 4182406), (10, 2091203), (37, 565190), (74, 282595), (185, 113038), (370, 56519)]