18473368823

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{41969}}^1$

素因数の和:42687

約数の個数: 24

約数和(自身を含む): 23176505520

約数和(自身を除く): 4703136697

約数列:

[1, 7, 13, 49, 91, 637, 691, 4837, 8983, 33859, 41969, 62881, 293783, 440167, 545597, 2056481, 3819179, 26734253, 29000579, 203004053, 377007527, 1421028371, 2639052689, 18473368823]

約数ペア:

[(1, 18473368823), (7, 2639052689), (13, 1421028371), (49, 377007527), (91, 203004053), (637, 29000579), (691, 26734253), (4837, 3819179), (8983, 2056481), (33859, 545597), (41969, 440167), (62881, 293783)]