19345716

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1563

約数の個数: 72

約数和(自身を含む): 54649504

約数和(自身を除く): 35303788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 1531, 2106, 3062, 3159, 4212, 4593, 6124, 6318, 9186, 12636, 13779, 18372, 19903, 27558, 39806, 41337, 55116, 59709, 79612, 82674, 119418, 124011, 165348, 179127, 238836, 248022, 358254, 372033, 496044, 537381, 716508, 744066, 1074762, 1488132, 1612143, 2149524, 3224286, 4836429, 6448572, 9672858, 19345716]

約数ペア:

[(1, 19345716), (2, 9672858), (3, 6448572), (4, 4836429), (6, 3224286), (9, 2149524), (12, 1612143), (13, 1488132), (18, 1074762), (26, 744066), (27, 716508), (36, 537381), (39, 496044), (52, 372033), (54, 358254), (78, 248022), (81, 238836), (108, 179127), (117, 165348), (156, 124011), (162, 119418), (234, 82674), (243, 79612), (324, 59709), (351, 55116), (468, 41337), (486, 39806), (702, 27558), (972, 19903), (1053, 18372), (1404, 13779), (1531, 12636), (2106, 9186), (3062, 6318), (3159, 6124), (4212, 4593)]