18628944

素因数分解:

$2^4\times 3^1\times {\mathrm{163}}^1\times {\mathrm{2381}}^1$

素因数の和:2555

約数の個数: 40

約数和(自身を含む): 48440352

約数和(自身を除く): 29811408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 163, 326, 489, 652, 978, 1304, 1956, 2381, 2608, 3912, 4762, 7143, 7824, 9524, 14286, 19048, 28572, 38096, 57144, 114288, 388103, 776206, 1164309, 1552412, 2328618, 3104824, 4657236, 6209648, 9314472, 18628944]

約数ペア:

[(1, 18628944), (2, 9314472), (3, 6209648), (4, 4657236), (6, 3104824), (8, 2328618), (12, 1552412), (16, 1164309), (24, 776206), (48, 388103), (163, 114288), (326, 57144), (489, 38096), (652, 28572), (978, 19048), (1304, 14286), (1956, 9524), (2381, 7824), (2608, 7143), (3912, 4762)]