20491008

素因数分解:

$2^8\times 3^1\times {\mathrm{26681}}^1$

素因数の和:26700

約数の個数: 36

約数和(自身を含む): 54538008

約数和(自身を除く): 34047000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 26681, 53362, 80043, 106724, 160086, 213448, 320172, 426896, 640344, 853792, 1280688, 1707584, 2561376, 3415168, 5122752, 6830336, 10245504, 20491008]

約数ペア:

[(1, 20491008), (2, 10245504), (3, 6830336), (4, 5122752), (6, 3415168), (8, 2561376), (12, 1707584), (16, 1280688), (24, 853792), (32, 640344), (48, 426896), (64, 320172), (96, 213448), (128, 160086), (192, 106724), (256, 80043), (384, 53362), (768, 26681)]