18475391

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{811}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 21436800

約数和(自身を除く): 2961409

約数列:

[1, 11, 19, 109, 209, 811, 1199, 2071, 8921, 15409, 22781, 88399, 169499, 972389, 1679581, 18475391]

約数ペア:

[(1, 18475391), (11, 1679581), (19, 972389), (109, 169499), (209, 88399), (811, 22781), (1199, 15409), (2071, 8921)]