12890096

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{4451}}^1$

素因数の和:4640

約数の個数: 20

約数和(自身を含む): 25118184

約数和(自身を除く): 12228088

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 4451, 8902, 17804, 35608, 71216, 805631, 1611262, 3222524, 6445048, 12890096]

約数ペア:

[(1, 12890096), (2, 6445048), (4, 3222524), (8, 1611262), (16, 805631), (181, 71216), (362, 35608), (724, 17804), (1448, 8902), (2896, 4451)]