20155252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1171}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 38132192

約数和(自身を除く): 17976940

約数列:

[1, 2, 4, 13, 26, 52, 331, 662, 1171, 1324, 2342, 4303, 4684, 8606, 15223, 17212, 30446, 60892, 387601, 775202, 1550404, 5038813, 10077626, 20155252]

約数ペア:

[(1, 20155252), (2, 10077626), (4, 5038813), (13, 1550404), (26, 775202), (52, 387601), (331, 60892), (662, 30446), (1171, 17212), (1324, 15223), (2342, 8606), (4303, 4684)]