18680750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{6793}}^1$

素因数の和:6821

約数の個数: 32

約数和(自身を含む): 38155104

約数和(自身を除く): 19474354

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 6793, 13586, 33965, 67930, 74723, 149446, 169825, 339650, 373615, 747230, 849125, 1698250, 1868075, 3736150, 9340375, 18680750]

約数ペア:

[(1, 18680750), (2, 9340375), (5, 3736150), (10, 1868075), (11, 1698250), (22, 849125), (25, 747230), (50, 373615), (55, 339650), (110, 169825), (125, 149446), (250, 74723), (275, 67930), (550, 33965), (1375, 13586), (2750, 6793)]