20173192647

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1409}}^1\times {\mathrm{2143}}^1$

素因数の和:3703

約数の個数: 32

約数和(自身を含む): 28730972160

約数和(自身を除く): 8557779513

約数列:

[1, 3, 17, 51, 131, 393, 1409, 2143, 2227, 4227, 6429, 6681, 23953, 36431, 71859, 109293, 184579, 280733, 553737, 842199, 3019487, 3137843, 4772461, 9058461, 9413529, 14317383, 51331279, 153993837, 395552797, 1186658391, 6724397549, 20173192647]

約数ペア:

[(1, 20173192647), (3, 6724397549), (17, 1186658391), (51, 395552797), (131, 153993837), (393, 51331279), (1409, 14317383), (2143, 9413529), (2227, 9058461), (4227, 4772461), (6429, 3137843), (6681, 3019487), (23953, 842199), (36431, 553737), (71859, 280733), (109293, 184579)]