18636075

素因数分解:

$3^4\times 5^2\times {\mathrm{9203}}^1$

素因数の和:9225

約数の個数: 30

約数和(自身を含む): 34524204

約数和(自身を除く): 15888129

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 9203, 27609, 46015, 82827, 138045, 230075, 248481, 414135, 690225, 745443, 1242405, 2070675, 3727215, 6212025, 18636075]

約数ペア:

[(1, 18636075), (3, 6212025), (5, 3727215), (9, 2070675), (15, 1242405), (25, 745443), (27, 690225), (45, 414135), (75, 248481), (81, 230075), (135, 138045), (225, 82827), (405, 46015), (675, 27609), (2025, 9203)]