20599376

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:412

約数の個数: 80

約数和(自身を含む): 49996800

約数和(自身を除く): 29397424

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 62, 68, 112, 119, 124, 136, 217, 238, 248, 272, 349, 434, 476, 496, 527, 698, 868, 952, 1054, 1396, 1736, 1904, 2108, 2443, 2792, 3472, 3689, 4216, 4886, 5584, 5933, 7378, 8432, 9772, 10819, 11866, 14756, 19544, 21638, 23732, 29512, 39088, 41531, 43276, 47464, 59024, 75733, 83062, 86552, 94928, 151466, 166124, 173104, 183923, 302932, 332248, 367846, 605864, 664496, 735692, 1211728, 1287461, 1471384, 2574922, 2942768, 5149844, 10299688, 20599376]

約数ペア:

[(1, 20599376), (2, 10299688), (4, 5149844), (7, 2942768), (8, 2574922), (14, 1471384), (16, 1287461), (17, 1211728), (28, 735692), (31, 664496), (34, 605864), (56, 367846), (62, 332248), (68, 302932), (112, 183923), (119, 173104), (124, 166124), (136, 151466), (217, 94928), (238, 86552), (248, 83062), (272, 75733), (349, 59024), (434, 47464), (476, 43276), (496, 41531), (527, 39088), (698, 29512), (868, 23732), (952, 21638), (1054, 19544), (1396, 14756), (1736, 11866), (1904, 10819), (2108, 9772), (2443, 8432), (2792, 7378), (3472, 5933), (3689, 5584), (4216, 4886)]