18878778

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{8527}}^1$

素因数の和:8579

約数の個数: 32

約数和(自身を含む): 42981120

約数和(自身を除く): 24102342

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 8527, 17054, 25581, 51162, 76743, 153486, 230229, 349607, 460458, 699214, 1048821, 2097642, 3146463, 6292926, 9439389, 18878778]

約数ペア:

[(1, 18878778), (2, 9439389), (3, 6292926), (6, 3146463), (9, 2097642), (18, 1048821), (27, 699214), (41, 460458), (54, 349607), (82, 230229), (123, 153486), (246, 76743), (369, 51162), (738, 25581), (1107, 17054), (2214, 8527)]