18280678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{701}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 31842720

約数和(自身を除く): 13562042

約数列:

[1, 2, 13, 17, 26, 34, 59, 118, 221, 442, 701, 767, 1003, 1402, 1534, 2006, 9113, 11917, 13039, 18226, 23834, 26078, 41359, 82718, 154921, 309842, 537667, 703103, 1075334, 1406206, 9140339, 18280678]

約数ペア:

[(1, 18280678), (2, 9140339), (13, 1406206), (17, 1075334), (26, 703103), (34, 537667), (59, 309842), (118, 154921), (221, 82718), (442, 41359), (701, 26078), (767, 23834), (1003, 18226), (1402, 13039), (1534, 11917), (2006, 9113)]