2011978685

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1483}}^1\times {\mathrm{14281}}^1$

素因数の和:15788

約数の個数: 16

約数和(自身を含む): 2543338560

約数和(自身を除く): 531359875

約数列:

[1, 5, 19, 95, 1483, 7415, 14281, 28177, 71405, 140885, 271339, 1356695, 21178723, 105893615, 402395737, 2011978685]

約数ペア:

[(1, 2011978685), (5, 402395737), (19, 105893615), (95, 21178723), (1483, 1356695), (7415, 271339), (14281, 140885), (28177, 71405)]