20523724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20773}}^1$

素因数の和:20809

約数の個数: 24

約数和(自身を含む): 40717040

約数和(自身を除く): 20193316

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20773, 41546, 83092, 270049, 394687, 540098, 789374, 1080196, 1578748, 5130931, 10261862, 20523724]

約数ペア:

[(1, 20523724), (2, 10261862), (4, 5130931), (13, 1578748), (19, 1080196), (26, 789374), (38, 540098), (52, 394687), (76, 270049), (247, 83092), (494, 41546), (988, 20773)]