2019404517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1\times {\mathrm{1879}}^1$

素因数の和:3533

約数の個数: 32

約数和(自身を含む): 3073754880

約数和(自身を除く): 1054350363

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 1621, 1879, 4863, 5637, 21073, 24427, 27557, 31943, 63219, 73281, 82671, 95829, 358241, 415259, 1074723, 1245777, 3045859, 9137577, 39596167, 51779603, 118788501, 155338809, 673134839, 2019404517]

約数ペア:

[(1, 2019404517), (3, 673134839), (13, 155338809), (17, 118788501), (39, 51779603), (51, 39596167), (221, 9137577), (663, 3045859), (1621, 1245777), (1879, 1074723), (4863, 415259), (5637, 358241), (21073, 95829), (24427, 82671), (27557, 73281), (31943, 63219)]