19674219

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^2$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 28749168

約数和(自身を除く): 9074949

約数列:

[1, 3, 17, 41, 51, 97, 123, 291, 697, 1649, 2091, 3977, 4947, 9409, 11931, 28227, 67609, 159953, 202827, 385769, 479859, 1157307, 6558073, 19674219]

約数ペア:

[(1, 19674219), (3, 6558073), (17, 1157307), (41, 479859), (51, 385769), (97, 202827), (123, 159953), (291, 67609), (697, 28227), (1649, 11931), (2091, 9409), (3977, 4947)]