18670672

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7159}}^1$

素因数の和:7330

約数の個数: 20

約数和(自身を含む): 36401440

約数和(自身を除く): 17730768

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7159, 14318, 28636, 57272, 114544, 1166917, 2333834, 4667668, 9335336, 18670672]

約数ペア:

[(1, 18670672), (2, 9335336), (4, 4667668), (8, 2333834), (16, 1166917), (163, 114544), (326, 57272), (652, 28636), (1304, 14318), (2608, 7159)]