19955078

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6343}}^1$

素因数の和:6380

約数の個数: 24

約数和(自身を含む): 35437584

約数和(自身を除く): 15482506

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 242, 286, 1573, 3146, 6343, 12686, 69773, 82459, 139546, 164918, 767503, 907049, 1535006, 1814098, 9977539, 19955078]

約数ペア:

[(1, 19955078), (2, 9977539), (11, 1814098), (13, 1535006), (22, 907049), (26, 767503), (121, 164918), (143, 139546), (242, 82459), (286, 69773), (1573, 12686), (3146, 6343)]