19890504

素因数分解:

$2^3\times 3^2\times {\mathrm{276257}}^1$

素因数の和:276269

約数の個数: 24

約数和(自身を含む): 53870310

約数和(自身を除く): 33979806

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 276257, 552514, 828771, 1105028, 1657542, 2210056, 2486313, 3315084, 4972626, 6630168, 9945252, 19890504]

約数ペア:

[(1, 19890504), (2, 9945252), (3, 6630168), (4, 4972626), (6, 3315084), (8, 2486313), (9, 2210056), (12, 1657542), (18, 1105028), (24, 828771), (36, 552514), (72, 276257)]