20150728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193757}}^1$

素因数の和:193776

約数の個数: 16

約数和(自身を含む): 40689180

約数和(自身を除く): 20538452

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193757, 387514, 775028, 1550056, 2518841, 5037682, 10075364, 20150728]

約数ペア:

[(1, 20150728), (2, 10075364), (4, 5037682), (8, 2518841), (13, 1550056), (26, 775028), (52, 387514), (104, 193757)]