18083212

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1789}}^1$

素因数の和:1838

約数の個数: 36

約数和(自身を含む): 38191440

約数和(自身を除く): 20108228

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 1789, 2527, 3578, 5054, 7156, 10108, 12523, 25046, 33991, 50092, 67982, 135964, 237937, 475874, 645829, 951748, 1291658, 2583316, 4520803, 9041606, 18083212]

約数ペア:

[(1, 18083212), (2, 9041606), (4, 4520803), (7, 2583316), (14, 1291658), (19, 951748), (28, 645829), (38, 475874), (76, 237937), (133, 135964), (266, 67982), (361, 50092), (532, 33991), (722, 25046), (1444, 12523), (1789, 10108), (2527, 7156), (3578, 5054)]