16945815

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1671

約数の個数: 32

約数和(自身を含む): 29329920

約数和(自身を除く): 12384105

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 1607, 2109, 3515, 4821, 8035, 10545, 24105, 30533, 59459, 91599, 152665, 178377, 297295, 457995, 891885, 1129721, 3389163, 5648605, 16945815]

約数ペア:

[(1, 16945815), (3, 5648605), (5, 3389163), (15, 1129721), (19, 891885), (37, 457995), (57, 297295), (95, 178377), (111, 152665), (185, 91599), (285, 59459), (555, 30533), (703, 24105), (1607, 10545), (2109, 8035), (3515, 4821)]