19249751521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2081}}^1\times {\mathrm{9241}}^1$

素因数の和:11353

約数の個数: 32

約数和(自身を含む): 25861038336

約数和(自身を除く): 6611286815

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2081, 9241, 14567, 22891, 27053, 64687, 101651, 120133, 160237, 189371, 297583, 711557, 840931, 1321463, 2083081, 9250241, 19230521, 134613647, 211535731, 249996773, 1480750117, 1749977411, 2749964503, 19249751521]

約数ペア:

[(1, 19249751521), (7, 2749964503), (11, 1749977411), (13, 1480750117), (77, 249996773), (91, 211535731), (143, 134613647), (1001, 19230521), (2081, 9250241), (9241, 2083081), (14567, 1321463), (22891, 840931), (27053, 711557), (64687, 297583), (101651, 189371), (120133, 160237)]