201806478

素因数分解:

$2^1\times 3^4\times {\mathrm{1245719}}^1$

素因数の和:1245733

約数の個数: 20

約数和(自身を含む): 452196360

約数和(自身を除く): 250389882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1245719, 2491438, 3737157, 7474314, 11211471, 22422942, 33634413, 67268826, 100903239, 201806478]

約数ペア:

[(1, 201806478), (2, 100903239), (3, 67268826), (6, 33634413), (9, 22422942), (18, 11211471), (27, 7474314), (54, 3737157), (81, 2491438), (162, 1245719)]