81964012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{8167}}^1$

素因数の和:8377

約数の個数: 24

約数和(自身を含む): 155290016

約数和(自身を除く): 73326004

約数列:

[1, 2, 4, 13, 26, 52, 193, 386, 772, 2509, 5018, 8167, 10036, 16334, 32668, 106171, 212342, 424684, 1576231, 3152462, 6304924, 20491003, 40982006, 81964012]

約数ペア:

[(1, 81964012), (2, 40982006), (4, 20491003), (13, 6304924), (26, 3152462), (52, 1576231), (193, 424684), (386, 212342), (772, 106171), (2509, 32668), (5018, 16334), (8167, 10036)]