20504232

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 66355200

約数和(自身を除く): 45850968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 71, 72, 84, 108, 126, 142, 168, 189, 191, 213, 216, 252, 284, 378, 382, 426, 497, 504, 568, 573, 639, 756, 764, 852, 994, 1146, 1278, 1337, 1491, 1512, 1528, 1704, 1719, 1917, 1988, 2292, 2556, 2674, 2982, 3438, 3834, 3976, 4011, 4473, 4584, 5112, 5157, 5348, 5964, 6876, 7668, 8022, 8946, 10314, 10696, 11928, 12033, 13419, 13561, 13752, 15336, 16044, 17892, 20628, 24066, 26838, 27122, 32088, 35784, 36099, 40683, 41256, 48132, 53676, 54244, 72198, 81366, 94927, 96264, 107352, 108488, 122049, 144396, 162732, 189854, 244098, 284781, 288792, 325464, 366147, 379708, 488196, 569562, 732294, 759416, 854343, 976392, 1139124, 1464588, 1708686, 2278248, 2563029, 2929176, 3417372, 5126058, 6834744, 10252116, 20504232]

約数ペア:

[(1, 20504232), (2, 10252116), (3, 6834744), (4, 5126058), (6, 3417372), (7, 2929176), (8, 2563029), (9, 2278248), (12, 1708686), (14, 1464588), (18, 1139124), (21, 976392), (24, 854343), (27, 759416), (28, 732294), (36, 569562), (42, 488196), (54, 379708), (56, 366147), (63, 325464), (71, 288792), (72, 284781), (84, 244098), (108, 189854), (126, 162732), (142, 144396), (168, 122049), (189, 108488), (191, 107352), (213, 96264), (216, 94927), (252, 81366), (284, 72198), (378, 54244), (382, 53676), (426, 48132), (497, 41256), (504, 40683), (568, 36099), (573, 35784), (639, 32088), (756, 27122), (764, 26838), (852, 24066), (994, 20628), (1146, 17892), (1278, 16044), (1337, 15336), (1491, 13752), (1512, 13561), (1528, 13419), (1704, 12033), (1719, 11928), (1917, 10696), (1988, 10314), (2292, 8946), (2556, 8022), (2674, 7668), (2982, 6876), (3438, 5964), (3834, 5348), (3976, 5157), (4011, 5112), (4473, 4584)]