18435290

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2789}}^1$

素因数の和:3457

約数の個数: 16

約数和(自身を含む): 33245640

約数和(自身を除く): 14810350

約数列:

[1, 2, 5, 10, 661, 1322, 2789, 3305, 5578, 6610, 13945, 27890, 1843529, 3687058, 9217645, 18435290]

約数ペア:

[(1, 18435290), (2, 9217645), (5, 3687058), (10, 1843529), (661, 27890), (1322, 13945), (2789, 6610), (3305, 5578)]