20872695

素因数分解:

$3^1\times 5^1\times {\mathrm{967}}^1\times {\mathrm{1439}}^1$

素因数の和:2414

約数の個数: 16

約数和(自身を含む): 33454080

約数和(自身を除く): 12581385

約数列:

[1, 3, 5, 15, 967, 1439, 2901, 4317, 4835, 7195, 14505, 21585, 1391513, 4174539, 6957565, 20872695]

約数ペア:

[(1, 20872695), (3, 6957565), (5, 4174539), (15, 1391513), (967, 21585), (1439, 14505), (2901, 7195), (4317, 4835)]