16890981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8009}}^1$

素因数の和:8068

約数の個数: 16

約数和(自身を含む): 24350400

約数和(自身を除く): 7459419

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 8009, 24027, 152171, 296333, 456513, 888999, 5630327, 16890981]

約数ペア:

[(1, 16890981), (3, 5630327), (19, 888999), (37, 456513), (57, 296333), (111, 152171), (703, 24027), (2109, 8009)]