202120898

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 383201280

約数和(自身を除く): 181080382

約数列:

[1, 2, 7, 14, 19, 38, 41, 43, 82, 86, 133, 266, 287, 301, 431, 574, 602, 779, 817, 862, 1558, 1634, 1763, 3017, 3526, 5453, 5719, 6034, 8189, 10906, 11438, 12341, 16378, 17671, 18533, 24682, 33497, 35342, 37066, 57323, 66994, 114646, 123697, 129731, 234479, 247394, 259462, 335749, 352127, 468958, 671498, 704254, 759853, 1519706, 2350243, 2464889, 4700486, 4929778, 5318971, 10637942, 14437207, 28874414, 101060449, 202120898]

約数ペア:

[(1, 202120898), (2, 101060449), (7, 28874414), (14, 14437207), (19, 10637942), (38, 5318971), (41, 4929778), (43, 4700486), (82, 2464889), (86, 2350243), (133, 1519706), (266, 759853), (287, 704254), (301, 671498), (431, 468958), (574, 352127), (602, 335749), (779, 259462), (817, 247394), (862, 234479), (1558, 129731), (1634, 123697), (1763, 114646), (3017, 66994), (3526, 57323), (5453, 37066), (5719, 35342), (6034, 33497), (8189, 24682), (10906, 18533), (11438, 17671), (12341, 16378)]