20005928478

素因数分解:

$2^1\times 3^3\times {\mathrm{28571}}^1\times {\mathrm{12967}}^1$

素因数の和:41549

約数の個数: 32

約数和(自身を含む): 44462603520

約数和(自身を除く): 24456675042

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 12967, 25934, 28571, 38901, 57142, 77802, 85713, 116703, 171426, 233406, 257139, 350109, 514278, 700218, 771417, 1542834, 370480157, 740960314, 1111440471, 2222880942, 3334321413, 6668642826, 10002964239, 20005928478]

約数ペア:

[(1, 20005928478), (2, 10002964239), (3, 6668642826), (6, 3334321413), (9, 2222880942), (18, 1111440471), (27, 740960314), (54, 370480157), (12967, 1542834), (25934, 771417), (28571, 700218), (38901, 514278), (57142, 350109), (77802, 257139), (85713, 233406), (116703, 171426)]