18419535

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2964

約数の個数: 32

約数和(自身を含む): 33454080

約数和(自身を除く): 15034545

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 2903, 6345, 8709, 14515, 26127, 43545, 78381, 130635, 136441, 391905, 409323, 682205, 1227969, 2046615, 3683907, 6139845, 18419535]

約数ペア:

[(1, 18419535), (3, 6139845), (5, 3683907), (9, 2046615), (15, 1227969), (27, 682205), (45, 409323), (47, 391905), (135, 136441), (141, 130635), (235, 78381), (423, 43545), (705, 26127), (1269, 14515), (2115, 8709), (2903, 6345)]