20813862

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{25321}}^1$

素因数の和:25463

約数の個数: 16

約数和(自身を含む): 41933232

約数和(自身を除く): 21119370

約数列:

[1, 2, 3, 6, 137, 274, 411, 822, 25321, 50642, 75963, 151926, 3468977, 6937954, 10406931, 20813862]

約数ペア:

[(1, 20813862), (2, 10406931), (3, 6937954), (6, 3468977), (137, 151926), (274, 75963), (411, 50642), (822, 25321)]