18964351

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1931}}^1$

素因数の和:2022

約数の個数: 16

約数和(自身を含む): 22998528

約数和(自身を除く): 4034177

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1931, 9821, 13517, 44413, 117791, 310891, 824537, 2709193, 18964351]

約数ペア:

[(1, 18964351), (7, 2709193), (23, 824537), (61, 310891), (161, 117791), (427, 44413), (1403, 13517), (1931, 9821)]