18986100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{9041}}^1$

素因数の和:9065

約数の個数: 72

約数和(自身を含む): 62787648

約数和(自身を除く): 43801548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 9041, 18082, 27123, 36164, 45205, 54246, 63287, 90410, 108492, 126574, 135615, 180820, 189861, 226025, 253148, 271230, 316435, 379722, 452050, 542460, 632870, 678075, 759444, 904100, 949305, 1265740, 1356150, 1582175, 1898610, 2712300, 3164350, 3797220, 4746525, 6328700, 9493050, 18986100]

約数ペア:

[(1, 18986100), (2, 9493050), (3, 6328700), (4, 4746525), (5, 3797220), (6, 3164350), (7, 2712300), (10, 1898610), (12, 1582175), (14, 1356150), (15, 1265740), (20, 949305), (21, 904100), (25, 759444), (28, 678075), (30, 632870), (35, 542460), (42, 452050), (50, 379722), (60, 316435), (70, 271230), (75, 253148), (84, 226025), (100, 189861), (105, 180820), (140, 135615), (150, 126574), (175, 108492), (210, 90410), (300, 63287), (350, 54246), (420, 45205), (525, 36164), (700, 27123), (1050, 18082), (2100, 9041)]