20147258908

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5252153}}^1$

素因数の和:5252301

約数の個数: 24

約数和(自身を含む): 40588646112

約数和(自身を除く): 20441387204

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 5252153, 10504306, 21008612, 36765071, 73530142, 147060284, 719544961, 1439089922, 2878179844, 5036814727, 10073629454, 20147258908]

約数ペア:

[(1, 20147258908), (2, 10073629454), (4, 5036814727), (7, 2878179844), (14, 1439089922), (28, 719544961), (137, 147060284), (274, 73530142), (548, 36765071), (959, 21008612), (1918, 10504306), (3836, 5252153)]