20108484

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 61326720

約数和(自身を除く): 41218236

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 29, 33, 34, 36, 44, 51, 58, 66, 68, 87, 99, 102, 103, 116, 132, 153, 174, 187, 198, 204, 206, 261, 306, 309, 319, 348, 374, 396, 412, 493, 522, 561, 612, 618, 638, 748, 927, 957, 986, 1044, 1122, 1133, 1236, 1276, 1479, 1683, 1751, 1854, 1914, 1972, 2244, 2266, 2871, 2958, 2987, 3366, 3399, 3502, 3708, 3828, 4437, 4532, 5253, 5423, 5742, 5916, 5974, 6732, 6798, 7004, 8874, 8961, 10197, 10506, 10846, 11484, 11948, 13596, 15759, 16269, 17748, 17922, 19261, 20394, 21012, 21692, 26883, 31518, 32538, 32857, 35844, 38522, 40788, 48807, 50779, 53766, 57783, 63036, 65076, 65714, 77044, 97614, 98571, 101558, 107532, 115566, 131428, 152337, 173349, 195228, 197142, 203116, 231132, 295713, 304674, 346698, 394284, 457011, 558569, 591426, 609348, 693396, 914022, 1117138, 1182852, 1675707, 1828044, 2234276, 3351414, 5027121, 6702828, 10054242, 20108484]

約数ペア:

[(1, 20108484), (2, 10054242), (3, 6702828), (4, 5027121), (6, 3351414), (9, 2234276), (11, 1828044), (12, 1675707), (17, 1182852), (18, 1117138), (22, 914022), (29, 693396), (33, 609348), (34, 591426), (36, 558569), (44, 457011), (51, 394284), (58, 346698), (66, 304674), (68, 295713), (87, 231132), (99, 203116), (102, 197142), (103, 195228), (116, 173349), (132, 152337), (153, 131428), (174, 115566), (187, 107532), (198, 101558), (204, 98571), (206, 97614), (261, 77044), (306, 65714), (309, 65076), (319, 63036), (348, 57783), (374, 53766), (396, 50779), (412, 48807), (493, 40788), (522, 38522), (561, 35844), (612, 32857), (618, 32538), (638, 31518), (748, 26883), (927, 21692), (957, 21012), (986, 20394), (1044, 19261), (1122, 17922), (1133, 17748), (1236, 16269), (1276, 15759), (1479, 13596), (1683, 11948), (1751, 11484), (1854, 10846), (1914, 10506), (1972, 10197), (2244, 8961), (2266, 8874), (2871, 7004), (2958, 6798), (2987, 6732), (3366, 5974), (3399, 5916), (3502, 5742), (3708, 5423), (3828, 5253), (4437, 4532)]