20129384015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1284991}}^1$

素因数の和:1285250

約数の個数: 16

約数和(自身を含む): 26121317376

約数和(自身を除く): 5991933361

約数列:

[1, 5, 13, 65, 241, 1205, 3133, 15665, 1284991, 6424955, 16704883, 83524415, 309682831, 1548414155, 4025876803, 20129384015]

約数ペア:

[(1, 20129384015), (5, 4025876803), (13, 1548414155), (65, 309682831), (241, 83524415), (1205, 16704883), (3133, 6424955), (15665, 1284991)]