17808728

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1951}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 38415360

約数和(自身を除く): 20606632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 1951, 2282, 3902, 4564, 7804, 9128, 13657, 15608, 27314, 54628, 109256, 318013, 636026, 1272052, 2226091, 2544104, 4452182, 8904364, 17808728]

約数ペア:

[(1, 17808728), (2, 8904364), (4, 4452182), (7, 2544104), (8, 2226091), (14, 1272052), (28, 636026), (56, 318013), (163, 109256), (326, 54628), (652, 27314), (1141, 15608), (1304, 13657), (1951, 9128), (2282, 7804), (3902, 4564)]