20276565

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3371}}^1$

素因数の和:3780

約数の個数: 16

約数和(自身を含む): 32533056

約数和(自身を除く): 12256491

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 3371, 6015, 10113, 16855, 50565, 1351771, 4055313, 6758855, 20276565]

約数ペア:

[(1, 20276565), (3, 6758855), (5, 4055313), (15, 1351771), (401, 50565), (1203, 16855), (2005, 10113), (3371, 6015)]