20637435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1163}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 40898304

約数和(自身を除く): 20260869

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 169, 195, 273, 455, 507, 845, 1163, 1183, 1365, 2535, 3489, 3549, 5815, 5915, 8141, 15119, 17445, 17745, 24423, 40705, 45357, 75595, 105833, 122115, 196547, 226785, 317499, 529165, 589641, 982735, 1375829, 1587495, 2948205, 4127487, 6879145, 20637435]

約数ペア:

[(1, 20637435), (3, 6879145), (5, 4127487), (7, 2948205), (13, 1587495), (15, 1375829), (21, 982735), (35, 589641), (39, 529165), (65, 317499), (91, 226785), (105, 196547), (169, 122115), (195, 105833), (273, 75595), (455, 45357), (507, 40705), (845, 24423), (1163, 17745), (1183, 17445), (1365, 15119), (2535, 8141), (3489, 5915), (3549, 5815)]