20198348037

素因数分解:

$3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1376003}}^1$

素因数の和:1376249

約数の個数: 24

約数和(自身を含む): 33486433344

約数和(自身を除く): 13288085307

約数列:

[1, 3, 7, 9, 21, 63, 233, 699, 1631, 2097, 4893, 14679, 1376003, 4128009, 9632021, 12384027, 28896063, 86688189, 320608699, 961826097, 2244260893, 2885478291, 6732782679, 20198348037]

約数ペア:

[(1, 20198348037), (3, 6732782679), (7, 2885478291), (9, 2244260893), (21, 961826097), (63, 320608699), (233, 86688189), (699, 28896063), (1631, 12384027), (2097, 9632021), (4893, 4128009), (14679, 1376003)]