19113655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 7013705

約数列:

[1, 5, 11, 53, 55, 79, 83, 265, 395, 415, 583, 869, 913, 2915, 4187, 4345, 4399, 4565, 6557, 20935, 21995, 32785, 46057, 48389, 72127, 230285, 241945, 347521, 360635, 1737605, 3822731, 19113655]

約数ペア:

[(1, 19113655), (5, 3822731), (11, 1737605), (53, 360635), (55, 347521), (79, 241945), (83, 230285), (265, 72127), (395, 48389), (415, 46057), (583, 32785), (869, 21995), (913, 20935), (2915, 6557), (4187, 4565), (4345, 4399)]