18045885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 16790595

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 47, 55, 65, 141, 143, 165, 179, 195, 235, 429, 517, 537, 611, 705, 715, 895, 1551, 1833, 1969, 2145, 2327, 2585, 2685, 3055, 5907, 6721, 6981, 7755, 8413, 9165, 9845, 11635, 20163, 25239, 25597, 29535, 33605, 34905, 42065, 76791, 92543, 100815, 109369, 126195, 127985, 277629, 328107, 383955, 462715, 546845, 1203059, 1388145, 1640535, 3609177, 6015295, 18045885]

約数ペア:

[(1, 18045885), (3, 6015295), (5, 3609177), (11, 1640535), (13, 1388145), (15, 1203059), (33, 546845), (39, 462715), (47, 383955), (55, 328107), (65, 277629), (141, 127985), (143, 126195), (165, 109369), (179, 100815), (195, 92543), (235, 76791), (429, 42065), (517, 34905), (537, 33605), (611, 29535), (705, 25597), (715, 25239), (895, 20163), (1551, 11635), (1833, 9845), (1969, 9165), (2145, 8413), (2327, 7755), (2585, 6981), (2685, 6721), (3055, 5907)]