1818992

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:273

約数の個数: 40

約数和(自身を含む): 4092000

約数和(自身を除く): 2273008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 149, 218, 298, 436, 596, 763, 872, 1043, 1192, 1526, 1744, 2086, 2384, 3052, 4172, 6104, 8344, 12208, 16241, 16688, 32482, 64964, 113687, 129928, 227374, 259856, 454748, 909496, 1818992]

約数ペア:

[(1, 1818992), (2, 909496), (4, 454748), (7, 259856), (8, 227374), (14, 129928), (16, 113687), (28, 64964), (56, 32482), (109, 16688), (112, 16241), (149, 12208), (218, 8344), (298, 6104), (436, 4172), (596, 3052), (763, 2384), (872, 2086), (1043, 1744), (1192, 1526)]