19863306

素因数分解:

$2^1\times 3^5\times {\mathrm{23}}^1\times {\mathrm{1777}}^1$

素因数の和:1817

約数の個数: 48

約数和(自身を含む): 46597824

約数和(自身を除く): 26734518

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 243, 414, 486, 621, 1242, 1777, 1863, 3554, 3726, 5331, 5589, 10662, 11178, 15993, 31986, 40871, 47979, 81742, 95958, 122613, 143937, 245226, 287874, 367839, 431811, 735678, 863622, 1103517, 2207034, 3310551, 6621102, 9931653, 19863306]

約数ペア:

[(1, 19863306), (2, 9931653), (3, 6621102), (6, 3310551), (9, 2207034), (18, 1103517), (23, 863622), (27, 735678), (46, 431811), (54, 367839), (69, 287874), (81, 245226), (138, 143937), (162, 122613), (207, 95958), (243, 81742), (414, 47979), (486, 40871), (621, 31986), (1242, 15993), (1777, 11178), (1863, 10662), (3554, 5589), (3726, 5331)]