18808212968

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{71}}^2\times {\mathrm{9923}}^1$

素因数の和:10118

約数の個数: 48

約数和(自身を含む): 36533816640

約数和(自身を除く): 17725603672

約数列:

[1, 2, 4, 8, 47, 71, 94, 142, 188, 284, 376, 568, 3337, 5041, 6674, 9923, 10082, 13348, 19846, 20164, 26696, 39692, 40328, 79384, 236927, 466381, 473854, 704533, 932762, 947708, 1409066, 1865524, 1895416, 2818132, 3731048, 5636264, 33113051, 50021843, 66226102, 100043686, 132452204, 200087372, 264904408, 400174744, 2351026621, 4702053242, 9404106484, 18808212968]

約数ペア:

[(1, 18808212968), (2, 9404106484), (4, 4702053242), (8, 2351026621), (47, 400174744), (71, 264904408), (94, 200087372), (142, 132452204), (188, 100043686), (284, 66226102), (376, 50021843), (568, 33113051), (3337, 5636264), (5041, 3731048), (6674, 2818132), (9923, 1895416), (10082, 1865524), (13348, 1409066), (19846, 947708), (20164, 932762), (26696, 704533), (39692, 473854), (40328, 466381), (79384, 236927)]