18508835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 24820992

約数和(自身を除く): 6312157

約数列:

[1, 5, 17, 41, 47, 85, 113, 205, 235, 565, 697, 799, 1921, 1927, 3485, 3995, 4633, 5311, 9605, 9635, 23165, 26555, 32759, 78761, 90287, 163795, 217751, 393805, 451435, 1088755, 3701767, 18508835]

約数ペア:

[(1, 18508835), (5, 3701767), (17, 1088755), (41, 451435), (47, 393805), (85, 217751), (113, 163795), (205, 90287), (235, 78761), (565, 32759), (697, 26555), (799, 23165), (1921, 9635), (1927, 9605), (3485, 5311), (3995, 4633)]