18706974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21803}}^1$

素因数の和:21832

約数の個数: 32

約数和(自身を含む): 43956864

約数和(自身を除く): 25249890

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 21803, 43606, 65409, 130818, 239833, 283439, 479666, 566878, 719499, 850317, 1438998, 1700634, 3117829, 6235658, 9353487, 18706974]

約数ペア:

[(1, 18706974), (2, 9353487), (3, 6235658), (6, 3117829), (11, 1700634), (13, 1438998), (22, 850317), (26, 719499), (33, 566878), (39, 479666), (66, 283439), (78, 239833), (143, 130818), (286, 65409), (429, 43606), (858, 21803)]