20910435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15319}}^1$

素因数の和:15347

約数の個数: 32

約数和(自身を含む): 41180160

約数和(自身を除く): 20269725

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 15319, 45957, 76595, 107233, 199147, 229785, 321699, 536165, 597441, 995735, 1394029, 1608495, 2987205, 4182087, 6970145, 20910435]

約数ペア:

[(1, 20910435), (3, 6970145), (5, 4182087), (7, 2987205), (13, 1608495), (15, 1394029), (21, 995735), (35, 597441), (39, 536165), (65, 321699), (91, 229785), (105, 199147), (195, 107233), (273, 76595), (455, 45957), (1365, 15319)]