18772987730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{14207}}^1$

素因数の和:14703

約数の個数: 64

約数和(自身を含む): 39609630720

約数和(自身を除く): 20836642990

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 439, 602, 878, 1505, 2195, 3010, 3073, 4390, 6146, 14207, 15365, 18877, 28414, 30730, 37754, 71035, 94385, 99449, 132139, 142070, 188770, 198898, 264278, 497245, 610901, 660695, 994490, 1221802, 1321390, 3054505, 4276307, 6109010, 6236873, 8552614, 12473746, 21381535, 31184365, 42763070, 43658111, 62368730, 87316222, 218290555, 268185539, 436581110, 536371078, 1340927695, 1877298773, 2681855390, 3754597546, 9386493865, 18772987730]

約数ペア:

[(1, 18772987730), (2, 9386493865), (5, 3754597546), (7, 2681855390), (10, 1877298773), (14, 1340927695), (35, 536371078), (43, 436581110), (70, 268185539), (86, 218290555), (215, 87316222), (301, 62368730), (430, 43658111), (439, 42763070), (602, 31184365), (878, 21381535), (1505, 12473746), (2195, 8552614), (3010, 6236873), (3073, 6109010), (4390, 4276307), (6146, 3054505), (14207, 1321390), (15365, 1221802), (18877, 994490), (28414, 660695), (30730, 610901), (37754, 497245), (71035, 264278), (94385, 198898), (99449, 188770), (132139, 142070)]