20163754521

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{30593}}^1$

素因数の和:30787

約数の個数: 40

約数和(自身を含む): 30799591680

約数和(自身を除く): 10635837159

約数列:

[1, 3, 9, 27, 79, 81, 103, 237, 309, 711, 927, 2133, 2781, 6399, 8137, 8343, 24411, 30593, 73233, 91779, 219699, 275337, 659097, 826011, 2416847, 2478033, 3151079, 7250541, 9453237, 21751623, 28359711, 65254869, 85079133, 195764607, 248935241, 255237399, 746805723, 2240417169, 6721251507, 20163754521]

約数ペア:

[(1, 20163754521), (3, 6721251507), (9, 2240417169), (27, 746805723), (79, 255237399), (81, 248935241), (103, 195764607), (237, 85079133), (309, 65254869), (711, 28359711), (927, 21751623), (2133, 9453237), (2781, 7250541), (6399, 3151079), (8137, 2478033), (8343, 2416847), (24411, 826011), (30593, 659097), (73233, 275337), (91779, 219699)]