19486383

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12032337

約数列:

[1, 3, 7, 21, 31, 37, 93, 111, 217, 259, 651, 777, 809, 1147, 2427, 3441, 5663, 8029, 16989, 24087, 25079, 29933, 75237, 89799, 175553, 209531, 526659, 628593, 927923, 2783769, 6495461, 19486383]

約数ペア:

[(1, 19486383), (3, 6495461), (7, 2783769), (21, 927923), (31, 628593), (37, 526659), (93, 209531), (111, 175553), (217, 89799), (259, 75237), (651, 29933), (777, 25079), (809, 24087), (1147, 16989), (2427, 8029), (3441, 5663)]