19494856

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 38139840

約数和(自身を除く): 18644984

約数列:

[1, 2, 4, 8, 37, 67, 74, 134, 148, 268, 296, 536, 983, 1966, 2479, 3932, 4958, 7864, 9916, 19832, 36371, 65861, 72742, 131722, 145484, 263444, 290968, 526888, 2436857, 4873714, 9747428, 19494856]

約数ペア:

[(1, 19494856), (2, 9747428), (4, 4873714), (8, 2436857), (37, 526888), (67, 290968), (74, 263444), (134, 145484), (148, 131722), (268, 72742), (296, 65861), (536, 36371), (983, 19832), (1966, 9916), (2479, 7864), (3932, 4958)]