19600295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 8462425

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 347, 395, 715, 869, 1027, 1735, 3817, 4345, 4511, 5135, 11297, 19085, 22555, 27413, 49621, 56485, 137065, 248105, 301543, 356369, 1507715, 1781845, 3920059, 19600295]

約数ペア:

[(1, 19600295), (5, 3920059), (11, 1781845), (13, 1507715), (55, 356369), (65, 301543), (79, 248105), (143, 137065), (347, 56485), (395, 49621), (715, 27413), (869, 22555), (1027, 19085), (1735, 11297), (3817, 5135), (4345, 4511)]