20648748

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{41969}}^1$

素因数の和:42017

約数の個数: 24

約数和(自身を含む): 49356720

約数和(自身を除く): 28707972

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 41969, 83938, 125907, 167876, 251814, 503628, 1720729, 3441458, 5162187, 6882916, 10324374, 20648748]

約数ペア:

[(1, 20648748), (2, 10324374), (3, 6882916), (4, 5162187), (6, 3441458), (12, 1720729), (41, 503628), (82, 251814), (123, 167876), (164, 125907), (246, 83938), (492, 41969)]