19610416

素因数分解:

$2^4\times 7^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:889

約数の個数: 40

約数和(自身を含む): 43640064

約数和(自身を除く): 24029648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 311, 563, 622, 1126, 1244, 2177, 2252, 2488, 3941, 4354, 4504, 4976, 7882, 8708, 9008, 15764, 17416, 31528, 34832, 63056, 175093, 350186, 700372, 1225651, 1400744, 2451302, 2801488, 4902604, 9805208, 19610416]

約数ペア:

[(1, 19610416), (2, 9805208), (4, 4902604), (7, 2801488), (8, 2451302), (14, 1400744), (16, 1225651), (28, 700372), (56, 350186), (112, 175093), (311, 63056), (563, 34832), (622, 31528), (1126, 17416), (1244, 15764), (2177, 9008), (2252, 8708), (2488, 7882), (3941, 4976), (4354, 4504)]