18918984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5927}}^1$

素因数の和:5962

約数の個数: 64

約数和(自身を含む): 56908800

約数和(自身を除く): 37989816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 798, 1064, 1596, 3192, 5927, 11854, 17781, 23708, 35562, 41489, 47416, 71124, 82978, 112613, 124467, 142248, 165956, 225226, 248934, 331912, 337839, 450452, 497868, 675678, 788291, 900904, 995736, 1351356, 1576582, 2364873, 2702712, 3153164, 4729746, 6306328, 9459492, 18918984]

約数ペア:

[(1, 18918984), (2, 9459492), (3, 6306328), (4, 4729746), (6, 3153164), (7, 2702712), (8, 2364873), (12, 1576582), (14, 1351356), (19, 995736), (21, 900904), (24, 788291), (28, 675678), (38, 497868), (42, 450452), (56, 337839), (57, 331912), (76, 248934), (84, 225226), (114, 165956), (133, 142248), (152, 124467), (168, 112613), (228, 82978), (266, 71124), (399, 47416), (456, 41489), (532, 35562), (798, 23708), (1064, 17781), (1596, 11854), (3192, 5927)]