18784901005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{5987}}^1\times {\mathrm{48271}}^1$

素因数の和:54276

約数の個数: 16

約数和(自身を含む): 24280429824

約数和(自身を除く): 5495528819

約数列:

[1, 5, 13, 65, 5987, 29935, 48271, 77831, 241355, 389155, 627523, 3137615, 288998477, 1444992385, 3756980201, 18784901005]

約数ペア:

[(1, 18784901005), (5, 3756980201), (13, 1444992385), (65, 288998477), (5987, 3137615), (29935, 627523), (48271, 389155), (77831, 241355)]