220897976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2124019}}^1$

素因数の和:2124038

約数の個数: 16

約数和(自身を含む): 446044200

約数和(自身を除く): 225146224

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2124019, 4248038, 8496076, 16992152, 27612247, 55224494, 110448988, 220897976]

約数ペア:

[(1, 220897976), (2, 110448988), (4, 55224494), (8, 27612247), (13, 16992152), (26, 8496076), (52, 4248038), (104, 2124019)]