20097790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49019}}^1$

素因数の和:49067

約数の個数: 16

約数和(自身を含む): 37059120

約数和(自身を除く): 16961330

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49019, 98038, 245095, 490190, 2009779, 4019558, 10048895, 20097790]

約数ペア:

[(1, 20097790), (2, 10048895), (5, 4019558), (10, 2009779), (41, 490190), (82, 245095), (205, 98038), (410, 49019)]