20189184483

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{373231}}^1$

素因数の和:373339

約数の個数: 32

約数和(自身を含む): 30933468160

約数和(自身を除く): 10744283677

約数列:

[1, 3, 13, 19, 39, 57, 73, 219, 247, 741, 949, 1387, 2847, 4161, 18031, 54093, 373231, 1119693, 4852003, 7091389, 14556009, 21274167, 27245863, 81737589, 92188057, 276564171, 354196219, 517671397, 1062588657, 1553014191, 6729728161, 20189184483]

約数ペア:

[(1, 20189184483), (3, 6729728161), (13, 1553014191), (19, 1062588657), (39, 517671397), (57, 354196219), (73, 276564171), (219, 92188057), (247, 81737589), (741, 27245863), (949, 21274167), (1387, 14556009), (2847, 7091389), (4161, 4852003), (18031, 1119693), (54093, 373231)]