9898451824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{79631}}^1$

素因数の和:80113

約数の個数: 40

約数和(自身を含む): 20351072448

約数和(自身を除く): 10452620624

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 457, 914, 1828, 3656, 7312, 7769, 15538, 31076, 62152, 79631, 124304, 159262, 318524, 637048, 1274096, 1353727, 2707454, 5414908, 10829816, 21659632, 36391367, 72782734, 145565468, 291130936, 582261872, 618653239, 1237306478, 2474612956, 4949225912, 9898451824]

約数ペア:

[(1, 9898451824), (2, 4949225912), (4, 2474612956), (8, 1237306478), (16, 618653239), (17, 582261872), (34, 291130936), (68, 145565468), (136, 72782734), (272, 36391367), (457, 21659632), (914, 10829816), (1828, 5414908), (3656, 2707454), (7312, 1353727), (7769, 1274096), (15538, 637048), (31076, 318524), (62152, 159262), (79631, 124304)]