18298448

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{821}}^1$

素因数の和:1035

約数の個数: 40

約数和(自身を含む): 40771200

約数和(自身を除く): 22472752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 821, 1393, 1592, 1642, 2786, 3184, 3284, 5572, 5747, 6568, 11144, 11494, 13136, 22288, 22988, 45976, 91952, 163379, 326758, 653516, 1143653, 1307032, 2287306, 2614064, 4574612, 9149224, 18298448]

約数ペア:

[(1, 18298448), (2, 9149224), (4, 4574612), (7, 2614064), (8, 2287306), (14, 1307032), (16, 1143653), (28, 653516), (56, 326758), (112, 163379), (199, 91952), (398, 45976), (796, 22988), (821, 22288), (1393, 13136), (1592, 11494), (1642, 11144), (2786, 6568), (3184, 5747), (3284, 5572)]