18689869

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2448

約数の個数: 16

約数和(自身を含む): 21970944

約数和(自身を除く): 3281075

約数列:

[1, 11, 23, 31, 253, 341, 713, 2383, 7843, 26213, 54809, 73873, 602899, 812603, 1699079, 18689869]

約数ペア:

[(1, 18689869), (11, 1699079), (23, 812603), (31, 602899), (253, 73873), (341, 54809), (713, 26213), (2383, 7843)]