20099150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21157}}^1$

素因数の和:21188

約数の個数: 24

約数和(自身を含む): 39353880

約数和(自身を除く): 19254730

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 21157, 42314, 105785, 211570, 401983, 528925, 803966, 1057850, 2009915, 4019830, 10049575, 20099150]

約数ペア:

[(1, 20099150), (2, 10049575), (5, 4019830), (10, 2009915), (19, 1057850), (25, 803966), (38, 528925), (50, 401983), (95, 211570), (190, 105785), (475, 42314), (950, 21157)]