18488600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{547}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 46632060

約数和(自身を除く): 28143460

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 169, 200, 260, 325, 338, 520, 547, 650, 676, 845, 1094, 1300, 1352, 1690, 2188, 2600, 2735, 3380, 4225, 4376, 5470, 6760, 7111, 8450, 10940, 13675, 14222, 16900, 21880, 27350, 28444, 33800, 35555, 54700, 56888, 71110, 92443, 109400, 142220, 177775, 184886, 284440, 355550, 369772, 462215, 711100, 739544, 924430, 1422200, 1848860, 2311075, 3697720, 4622150, 9244300, 18488600]

約数ペア:

[(1, 18488600), (2, 9244300), (4, 4622150), (5, 3697720), (8, 2311075), (10, 1848860), (13, 1422200), (20, 924430), (25, 739544), (26, 711100), (40, 462215), (50, 369772), (52, 355550), (65, 284440), (100, 184886), (104, 177775), (130, 142220), (169, 109400), (200, 92443), (260, 71110), (325, 56888), (338, 54700), (520, 35555), (547, 33800), (650, 28444), (676, 27350), (845, 21880), (1094, 16900), (1300, 14222), (1352, 13675), (1690, 10940), (2188, 8450), (2600, 7111), (2735, 6760), (3380, 5470), (4225, 4376)]