20132649789

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2683}}^1\times {\mathrm{21019}}^1$

素因数の和:23729

約数の個数: 32

約数和(自身を含む): 32496583680

約数和(自身を除く): 12363933891

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 2683, 8049, 18781, 21019, 45611, 56343, 63057, 136833, 147133, 319277, 357323, 441399, 957831, 1071969, 2501261, 7503783, 56393977, 169181931, 394757839, 958697609, 1184273517, 2876092827, 6710883263, 20132649789]

約数ペア:

[(1, 20132649789), (3, 6710883263), (7, 2876092827), (17, 1184273517), (21, 958697609), (51, 394757839), (119, 169181931), (357, 56393977), (2683, 7503783), (8049, 2501261), (18781, 1071969), (21019, 957831), (45611, 441399), (56343, 357323), (63057, 319277), (136833, 147133)]