20805216436

素因数分解:

$2^2\times {\mathrm{3559}}^1\times {\mathrm{1461451}}^1$

素因数の和:1465014

約数の個数: 12

約数和(自身を含む): 36419383840

約数和(自身を除く): 15614167404

約数列:

[1, 2, 4, 3559, 7118, 14236, 1461451, 2922902, 5845804, 5201304109, 10402608218, 20805216436]

約数ペア:

[(1, 20805216436), (2, 10402608218), (4, 5201304109), (3559, 5845804), (7118, 2922902), (14236, 1461451)]