18699632

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1053

約数の個数: 40

約数和(自身を含む): 41664000

約数和(自身を除く): 22964368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 839, 1393, 1592, 1678, 2786, 3184, 3356, 5572, 5873, 6712, 11144, 11746, 13424, 22288, 23492, 46984, 93968, 166961, 333922, 667844, 1168727, 1335688, 2337454, 2671376, 4674908, 9349816, 18699632]

約数ペア:

[(1, 18699632), (2, 9349816), (4, 4674908), (7, 2671376), (8, 2337454), (14, 1335688), (16, 1168727), (28, 667844), (56, 333922), (112, 166961), (199, 93968), (398, 46984), (796, 23492), (839, 22288), (1393, 13424), (1592, 11746), (1678, 11144), (2786, 6712), (3184, 5873), (3356, 5572)]