18869798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4229}}^1$

素因数の和:4351

約数の個数: 16

約数和(自身を含む): 29846880

約数和(自身を除く): 10977082

約数列:

[1, 2, 23, 46, 97, 194, 2231, 4229, 4462, 8458, 97267, 194534, 410213, 820426, 9434899, 18869798]

約数ペア:

[(1, 18869798), (2, 9434899), (23, 820426), (46, 410213), (97, 194534), (194, 97267), (2231, 8458), (4229, 4462)]