18758350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28859}}^1$

素因数の和:28884

約数の個数: 24

約数和(自身を含む): 37575720

約数和(自身を除く): 18817370

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 28859, 57718, 144295, 288590, 375167, 721475, 750334, 1442950, 1875835, 3751670, 9379175, 18758350]

約数ペア:

[(1, 18758350), (2, 9379175), (5, 3751670), (10, 1875835), (13, 1442950), (25, 750334), (26, 721475), (50, 375167), (65, 288590), (130, 144295), (325, 57718), (650, 28859)]