19908010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{104779}}^1$

素因数の和:104805

約数の個数: 16

約数和(自身を含む): 37720800

約数和(自身を除く): 17812790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 104779, 209558, 523895, 1047790, 1990801, 3981602, 9954005, 19908010]

約数ペア:

[(1, 19908010), (2, 9954005), (5, 3981602), (10, 1990801), (19, 1047790), (38, 523895), (95, 209558), (190, 104779)]