20349531215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2101139}}^1$

素因数の和:2101306

約数の個数: 16

約数和(自身を含む): 26474364000

約数和(自身を除く): 6124832785

約数列:

[1, 5, 13, 65, 149, 745, 1937, 9685, 2101139, 10505695, 27314807, 136574035, 313069711, 1565348555, 4069906243, 20349531215]

約数ペア:

[(1, 20349531215), (5, 4069906243), (13, 1565348555), (65, 313069711), (149, 136574035), (745, 27314807), (1937, 10505695), (9685, 2101139)]