19045115

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1523}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 23810976

約数和(自身を除く): 4765861

約数列:

[1, 5, 41, 61, 205, 305, 1523, 2501, 7615, 12505, 62443, 92903, 312215, 464515, 3809023, 19045115]

約数ペア:

[(1, 19045115), (5, 3809023), (41, 464515), (61, 312215), (205, 92903), (305, 62443), (1523, 12505), (2501, 7615)]