20624385

素因数分解:

$3^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2243}}^1$

素因数の和:2864

約数の個数: 16

約数和(自身を含む): 33067584

約数和(自身を除く): 12443199

約数列:

[1, 3, 5, 15, 613, 1839, 2243, 3065, 6729, 9195, 11215, 33645, 1374959, 4124877, 6874795, 20624385]

約数ペア:

[(1, 20624385), (3, 6874795), (5, 4124877), (15, 1374959), (613, 33645), (1839, 11215), (2243, 9195), (3065, 6729)]