18425486

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{421}}^1$

素因数の和:779

約数の個数: 16

約数和(自身を含む): 28155840

約数和(自身を除く): 9730354

約数列:

[1, 2, 79, 158, 277, 421, 554, 842, 21883, 33259, 43766, 66518, 116617, 233234, 9212743, 18425486]

約数ペア:

[(1, 18425486), (2, 9212743), (79, 233234), (158, 116617), (277, 66518), (421, 43766), (554, 33259), (842, 21883)]