20454495

素因数分解:

$3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2711}}^1$

素因数の和:3222

約数の個数: 16

約数和(自身を含む): 32804352

約数和(自身を除く): 12349857

約数列:

[1, 3, 5, 15, 503, 1509, 2515, 2711, 7545, 8133, 13555, 40665, 1363633, 4090899, 6818165, 20454495]

約数ペア:

[(1, 20454495), (3, 6818165), (5, 4090899), (15, 1363633), (503, 40665), (1509, 13555), (2515, 8133), (2711, 7545)]