18991170072

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{37680893}}^1$

素因数の和:37680912

約数の個数: 48

約数和(自身を含む): 58782194640

約数和(自身を除く): 39791024568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 37680893, 75361786, 113042679, 150723572, 226085358, 263766251, 301447144, 339128037, 452170716, 527532502, 678256074, 791298753, 904341432, 1055065004, 1356512148, 1582597506, 2110130008, 2373896259, 2713024296, 3165195012, 4747792518, 6330390024, 9495585036, 18991170072]

約数ペア:

[(1, 18991170072), (2, 9495585036), (3, 6330390024), (4, 4747792518), (6, 3165195012), (7, 2713024296), (8, 2373896259), (9, 2110130008), (12, 1582597506), (14, 1356512148), (18, 1055065004), (21, 904341432), (24, 791298753), (28, 678256074), (36, 527532502), (42, 452170716), (56, 339128037), (63, 301447144), (72, 263766251), (84, 226085358), (126, 150723572), (168, 113042679), (252, 75361786), (504, 37680893)]