18430665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5879}}^1$

素因数の和:5917

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 15438135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 5879, 17637, 29395, 64669, 88185, 111701, 194007, 323345, 335103, 558505, 970035, 1228711, 1675515, 3686133, 6143555, 18430665]

約数ペア:

[(1, 18430665), (3, 6143555), (5, 3686133), (11, 1675515), (15, 1228711), (19, 970035), (33, 558505), (55, 335103), (57, 323345), (95, 194007), (165, 111701), (209, 88185), (285, 64669), (627, 29395), (1045, 17637), (3135, 5879)]