19828276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{1039}}^1$

素因数の和:1423

約数の個数: 24

約数和(自身を含む): 37506560

約数和(自身を除く): 17678284

約数列:

[1, 2, 4, 13, 26, 52, 367, 734, 1039, 1468, 2078, 4156, 4771, 9542, 13507, 19084, 27014, 54028, 381313, 762626, 1525252, 4957069, 9914138, 19828276]

約数ペア:

[(1, 19828276), (2, 9914138), (4, 4957069), (13, 1525252), (26, 762626), (52, 381313), (367, 54028), (734, 27014), (1039, 19084), (1468, 13507), (2078, 9542), (4156, 4771)]