20935265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 28304640

約数和(自身を除く): 7369375

約数列:

[1, 5, 13, 53, 59, 65, 103, 265, 295, 515, 689, 767, 1339, 3127, 3445, 3835, 5459, 6077, 6695, 15635, 27295, 30385, 40651, 70967, 79001, 203255, 322081, 354835, 395005, 1610405, 4187053, 20935265]

約数ペア:

[(1, 20935265), (5, 4187053), (13, 1610405), (53, 395005), (59, 354835), (65, 322081), (103, 203255), (265, 79001), (295, 70967), (515, 40651), (689, 30385), (767, 27295), (1339, 15635), (3127, 6695), (3445, 6077), (3835, 5459)]