20174781115

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1948313}}^1$

素因数の和:1948446

約数の個数: 16

約数和(自身を含む): 25717744800

約数和(自身を除く): 5542963685

約数列:

[1, 5, 19, 95, 109, 545, 2071, 10355, 1948313, 9741565, 37017947, 185089735, 212366117, 1061830585, 4034956223, 20174781115]

約数ペア:

[(1, 20174781115), (5, 4034956223), (19, 1061830585), (95, 212366117), (109, 185089735), (545, 37017947), (2071, 9741565), (10355, 1948313)]