18272015

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 23701248

約数和(自身を除く): 5429233

約数列:

[1, 5, 19, 53, 95, 191, 265, 361, 955, 1007, 1805, 3629, 5035, 10123, 18145, 19133, 50615, 68951, 95665, 192337, 344755, 961685, 3654403, 18272015]

約数ペア:

[(1, 18272015), (5, 3654403), (19, 961685), (53, 344755), (95, 192337), (191, 95665), (265, 68951), (361, 50615), (955, 19133), (1007, 18145), (1805, 10123), (3629, 5035)]