19426198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8101}}^1$

素因数の和:8223

約数の個数: 16

約数和(自身を含む): 32083920

約数和(自身を除く): 12657722

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8101, 16202, 89111, 178222, 883009, 1766018, 9713099, 19426198]

約数ペア:

[(1, 19426198), (2, 9713099), (11, 1766018), (22, 883009), (109, 178222), (218, 89111), (1199, 16202), (2398, 8101)]