20055016

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 39110400

約数和(自身を除く): 19055384

約数列:

[1, 2, 4, 8, 31, 62, 124, 193, 248, 386, 419, 772, 838, 1544, 1676, 3352, 5983, 11966, 12989, 23932, 25978, 47864, 51956, 80867, 103912, 161734, 323468, 646936, 2506877, 5013754, 10027508, 20055016]

約数ペア:

[(1, 20055016), (2, 10027508), (4, 5013754), (8, 2506877), (31, 646936), (62, 323468), (124, 161734), (193, 103912), (248, 80867), (386, 51956), (419, 47864), (772, 25978), (838, 23932), (1544, 12989), (1676, 11966), (3352, 5983)]