19853493

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{2141}}^1$

素因数の和:2436

約数の個数: 16

約数和(自身を含む): 28994112

約数和(自身を除く): 9140619

約数列:

[1, 3, 11, 33, 281, 843, 2141, 3091, 6423, 9273, 23551, 70653, 601621, 1804863, 6617831, 19853493]

約数ペア:

[(1, 19853493), (3, 6617831), (11, 1804863), (33, 601621), (281, 70653), (843, 23551), (2141, 9273), (3091, 6423)]