19486518966

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{887}}^1\times {\mathrm{39371}}^1$

素因数の和:40297

約数の個数: 48

約数和(自身を含む): 43632995328

約数和(自身を除く): 24146476362

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 887, 1774, 2661, 5322, 7983, 15966, 27497, 39371, 54994, 78742, 82491, 118113, 164982, 236226, 247473, 354339, 494946, 708678, 1220501, 2441002, 3661503, 7323006, 10984509, 21969018, 34922077, 69844154, 104766231, 209532462, 314298693, 628597386, 1082584387, 2165168774, 3247753161, 6495506322, 9743259483, 19486518966]

約数ペア:

[(1, 19486518966), (2, 9743259483), (3, 6495506322), (6, 3247753161), (9, 2165168774), (18, 1082584387), (31, 628597386), (62, 314298693), (93, 209532462), (186, 104766231), (279, 69844154), (558, 34922077), (887, 21969018), (1774, 10984509), (2661, 7323006), (5322, 3661503), (7983, 2441002), (15966, 1220501), (27497, 708678), (39371, 494946), (54994, 354339), (78742, 247473), (82491, 236226), (118113, 164982)]