18630513

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 30384000

約数和(自身を除く): 11753487

約数列:

[1, 3, 9, 11, 27, 33, 99, 149, 297, 421, 447, 1263, 1341, 1639, 3789, 4023, 4631, 4917, 11367, 13893, 14751, 41679, 44253, 62729, 125037, 188187, 564561, 690019, 1693683, 2070057, 6210171, 18630513]

約数ペア:

[(1, 18630513), (3, 6210171), (9, 2070057), (11, 1693683), (27, 690019), (33, 564561), (99, 188187), (149, 125037), (297, 62729), (421, 44253), (447, 41679), (1263, 14751), (1341, 13893), (1639, 11367), (3789, 4917), (4023, 4631)]