20173621398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{210761}}^1$

素因数の和:210869

約数の個数: 64

約数和(自身を含む): 48073969152

約数和(自身を除く): 27900347754

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 53, 86, 106, 129, 159, 258, 301, 318, 371, 602, 742, 903, 1113, 1806, 2226, 2279, 4558, 6837, 13674, 15953, 31906, 47859, 95718, 210761, 421522, 632283, 1264566, 1475327, 2950654, 4425981, 8851962, 9062723, 11170333, 18125446, 22340666, 27188169, 33510999, 54376338, 63439061, 67021998, 78192331, 126878122, 156384662, 190317183, 234576993, 380634366, 469153986, 480324319, 960648638, 1440972957, 2881945914, 3362270233, 6724540466, 10086810699, 20173621398]

約数ペア:

[(1, 20173621398), (2, 10086810699), (3, 6724540466), (6, 3362270233), (7, 2881945914), (14, 1440972957), (21, 960648638), (42, 480324319), (43, 469153986), (53, 380634366), (86, 234576993), (106, 190317183), (129, 156384662), (159, 126878122), (258, 78192331), (301, 67021998), (318, 63439061), (371, 54376338), (602, 33510999), (742, 27188169), (903, 22340666), (1113, 18125446), (1806, 11170333), (2226, 9062723), (2279, 8851962), (4558, 4425981), (6837, 2950654), (13674, 1475327), (15953, 1264566), (31906, 632283), (47859, 421522), (95718, 210761)]