20254328

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61751}}^1$

素因数の和:61798

約数の個数: 16

約数和(自身を含む): 38903760

約数和(自身を除く): 18649432

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61751, 123502, 247004, 494008, 2531791, 5063582, 10127164, 20254328]

約数ペア:

[(1, 20254328), (2, 10127164), (4, 5063582), (8, 2531791), (41, 494008), (82, 247004), (164, 123502), (328, 61751)]