18288963

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 35635200

約数和(自身を除く): 17346237

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 99, 133, 171, 189, 209, 231, 297, 399, 463, 513, 627, 693, 1197, 1389, 1463, 1881, 2079, 3241, 3591, 4167, 4389, 5093, 5643, 8797, 9723, 12501, 13167, 15279, 26391, 29169, 35651, 39501, 45837, 61579, 79173, 87507, 96767, 106953, 137511, 184737, 237519, 290301, 320859, 554211, 677369, 870903, 962577, 1662633, 2032107, 2612709, 6096321, 18288963]

約数ペア:

[(1, 18288963), (3, 6096321), (7, 2612709), (9, 2032107), (11, 1662633), (19, 962577), (21, 870903), (27, 677369), (33, 554211), (57, 320859), (63, 290301), (77, 237519), (99, 184737), (133, 137511), (171, 106953), (189, 96767), (209, 87507), (231, 79173), (297, 61579), (399, 45837), (463, 39501), (513, 35651), (627, 29169), (693, 26391), (1197, 15279), (1389, 13167), (1463, 12501), (1881, 9723), (2079, 8797), (3241, 5643), (3591, 5093), (4167, 4389)]