18535218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{237631}}^1$

素因数の和:237649

約数の個数: 16

約数和(自身を含む): 39922176

約数和(自身を除く): 21386958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 237631, 475262, 712893, 1425786, 3089203, 6178406, 9267609, 18535218]

約数ペア:

[(1, 18535218), (2, 9267609), (3, 6178406), (6, 3089203), (13, 1425786), (26, 712893), (39, 475262), (78, 237631)]