20245428

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:546

約数の個数: 108

約数和(自身を含む): 62244000

約数和(自身を除く): 41998572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 126, 138, 147, 161, 196, 207, 252, 276, 294, 322, 414, 441, 483, 499, 588, 644, 828, 882, 966, 998, 1127, 1449, 1497, 1764, 1932, 1996, 2254, 2898, 2994, 3381, 3493, 4491, 4508, 5796, 5988, 6762, 6986, 8982, 10143, 10479, 11477, 13524, 13972, 17964, 20286, 20958, 22954, 24451, 31437, 34431, 40572, 41916, 45908, 48902, 62874, 68862, 73353, 80339, 97804, 103293, 125748, 137724, 146706, 160678, 206586, 220059, 241017, 293412, 321356, 413172, 440118, 482034, 562373, 723051, 880236, 964068, 1124746, 1446102, 1687119, 2249492, 2892204, 3374238, 5061357, 6748476, 10122714, 20245428]

約数ペア:

[(1, 20245428), (2, 10122714), (3, 6748476), (4, 5061357), (6, 3374238), (7, 2892204), (9, 2249492), (12, 1687119), (14, 1446102), (18, 1124746), (21, 964068), (23, 880236), (28, 723051), (36, 562373), (42, 482034), (46, 440118), (49, 413172), (63, 321356), (69, 293412), (84, 241017), (92, 220059), (98, 206586), (126, 160678), (138, 146706), (147, 137724), (161, 125748), (196, 103293), (207, 97804), (252, 80339), (276, 73353), (294, 68862), (322, 62874), (414, 48902), (441, 45908), (483, 41916), (499, 40572), (588, 34431), (644, 31437), (828, 24451), (882, 22954), (966, 20958), (998, 20286), (1127, 17964), (1449, 13972), (1497, 13524), (1764, 11477), (1932, 10479), (1996, 10143), (2254, 8982), (2898, 6986), (2994, 6762), (3381, 5988), (3493, 5796), (4491, 4508)]