19836993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19391}}^1$

素因数の和:19436

約数の個数: 16

約数和(自身を含む): 29786112

約数和(自身を除く): 9949119

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 19391, 58173, 213301, 601121, 639903, 1803363, 6612331, 19836993]

約数ペア:

[(1, 19836993), (3, 6612331), (11, 1803363), (31, 639903), (33, 601121), (93, 213301), (341, 58173), (1023, 19391)]