20854596

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1273

約数の個数: 72

約数和(自身を含む): 58605120

約数和(自身を除く): 37750524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 49, 58, 84, 87, 98, 116, 147, 174, 196, 203, 294, 348, 406, 588, 609, 812, 1218, 1223, 1421, 2436, 2446, 2842, 3669, 4263, 4892, 5684, 7338, 8526, 8561, 14676, 17052, 17122, 25683, 34244, 35467, 51366, 59927, 70934, 102732, 106401, 119854, 141868, 179781, 212802, 239708, 248269, 359562, 425604, 496538, 719124, 744807, 993076, 1489614, 1737883, 2979228, 3475766, 5213649, 6951532, 10427298, 20854596]

約数ペア:

[(1, 20854596), (2, 10427298), (3, 6951532), (4, 5213649), (6, 3475766), (7, 2979228), (12, 1737883), (14, 1489614), (21, 993076), (28, 744807), (29, 719124), (42, 496538), (49, 425604), (58, 359562), (84, 248269), (87, 239708), (98, 212802), (116, 179781), (147, 141868), (174, 119854), (196, 106401), (203, 102732), (294, 70934), (348, 59927), (406, 51366), (588, 35467), (609, 34244), (812, 25683), (1218, 17122), (1223, 17052), (1421, 14676), (2436, 8561), (2446, 8526), (2842, 7338), (3669, 5684), (4263, 4892)]