16620795

素因数分解:

$3^4\times 5^1\times {\mathrm{41039}}^1$

素因数の和:41056

約数の個数: 20

約数和(自身を含む): 29795040

約数和(自身を除く): 13174245

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 41039, 123117, 205195, 369351, 615585, 1108053, 1846755, 3324159, 5540265, 16620795]

約数ペア:

[(1, 16620795), (3, 5540265), (5, 3324159), (9, 1846755), (15, 1108053), (27, 615585), (45, 369351), (81, 205195), (135, 123117), (405, 41039)]