19327542

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 43020432

約数和(自身を除く): 23692890

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 181, 222, 362, 481, 543, 962, 1086, 1369, 1443, 2353, 2738, 2886, 4107, 4706, 6697, 7059, 8214, 13394, 14118, 17797, 20091, 35594, 40182, 53391, 87061, 106782, 174122, 247789, 261183, 495578, 522366, 743367, 1486734, 3221257, 6442514, 9663771, 19327542]

約数ペア:

[(1, 19327542), (2, 9663771), (3, 6442514), (6, 3221257), (13, 1486734), (26, 743367), (37, 522366), (39, 495578), (74, 261183), (78, 247789), (111, 174122), (181, 106782), (222, 87061), (362, 53391), (481, 40182), (543, 35594), (962, 20091), (1086, 17797), (1369, 14118), (1443, 13394), (2353, 8214), (2738, 7059), (2886, 6697), (4107, 4706)]