20826688

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{7937}}^1$

素因数の和:7990

約数の個数: 28

約数和(自身を含む): 42341292

約数和(自身を除く): 21514604

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 7937, 15874, 31748, 63496, 126992, 253984, 325417, 507968, 650834, 1301668, 2603336, 5206672, 10413344, 20826688]

約数ペア:

[(1, 20826688), (2, 10413344), (4, 5206672), (8, 2603336), (16, 1301668), (32, 650834), (41, 507968), (64, 325417), (82, 253984), (164, 126992), (328, 63496), (656, 31748), (1312, 15874), (2624, 7937)]