20343908655

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{2957}}^1\times {\mathrm{21841}}^1$

素因数の和:24816

約数の個数: 48

約数和(自身を含む): 40315788864

約数和(自身を除く): 19971880209

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 2957, 8871, 14785, 20699, 21841, 26613, 44355, 62097, 65523, 103495, 109205, 133065, 152887, 186291, 196569, 310485, 327615, 458661, 764435, 931455, 982845, 1375983, 2293305, 6879915, 64583837, 193751511, 322919185, 452086859, 581254533, 968757555, 1356260577, 2260434295, 2906272665, 4068781731, 6781302885, 20343908655]

約数ペア:

[(1, 20343908655), (3, 6781302885), (5, 4068781731), (7, 2906272665), (9, 2260434295), (15, 1356260577), (21, 968757555), (35, 581254533), (45, 452086859), (63, 322919185), (105, 193751511), (315, 64583837), (2957, 6879915), (8871, 2293305), (14785, 1375983), (20699, 982845), (21841, 931455), (26613, 764435), (44355, 458661), (62097, 327615), (65523, 310485), (103495, 196569), (109205, 186291), (133065, 152887)]