18209394

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{719}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 47001600

約数和(自身を除く): 28792206

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 67, 126, 134, 189, 201, 378, 402, 469, 603, 719, 938, 1206, 1407, 1438, 1809, 2157, 2814, 3618, 4221, 4314, 5033, 6471, 8442, 10066, 12663, 12942, 15099, 19413, 25326, 30198, 38826, 45297, 48173, 90594, 96346, 135891, 144519, 271782, 289038, 337211, 433557, 674422, 867114, 1011633, 1300671, 2023266, 2601342, 3034899, 6069798, 9104697, 18209394]

約数ペア:

[(1, 18209394), (2, 9104697), (3, 6069798), (6, 3034899), (7, 2601342), (9, 2023266), (14, 1300671), (18, 1011633), (21, 867114), (27, 674422), (42, 433557), (54, 337211), (63, 289038), (67, 271782), (126, 144519), (134, 135891), (189, 96346), (201, 90594), (378, 48173), (402, 45297), (469, 38826), (603, 30198), (719, 25326), (938, 19413), (1206, 15099), (1407, 12942), (1438, 12663), (1809, 10066), (2157, 8442), (2814, 6471), (3618, 5033), (4221, 4314)]