18404321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:352

約数の個数: 16

約数和(自身を含む): 20357568

約数和(自身を除く): 1953247

約数列:

[1, 13, 101, 107, 131, 1313, 1391, 1703, 10807, 13231, 14017, 140491, 172003, 182221, 1415717, 18404321]

約数ペア:

[(1, 18404321), (13, 1415717), (101, 182221), (107, 172003), (131, 140491), (1313, 14017), (1391, 13231), (1703, 10807)]