18036187

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 21213360

約数和(自身を除く): 3177173

約数列:

[1, 13, 19, 41, 137, 169, 247, 533, 779, 1781, 2603, 3211, 5617, 6929, 10127, 23153, 33839, 73021, 106723, 131651, 439907, 949273, 1387399, 18036187]

約数ペア:

[(1, 18036187), (13, 1387399), (19, 949273), (41, 439907), (137, 131651), (169, 106723), (247, 73021), (533, 33839), (779, 23153), (1781, 10127), (2603, 6929), (3211, 5617)]