20168703965

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{4157}}^1\times {\mathrm{51071}}^1$

素因数の和:55252

約数の個数: 16

約数和(自身を含む): 25482885120

約数和(自身を除く): 5314181155

約数列:

[1, 5, 19, 95, 4157, 20785, 51071, 78983, 255355, 394915, 970349, 4851745, 212302147, 1061510735, 4033740793, 20168703965]

約数ペア:

[(1, 20168703965), (5, 4033740793), (19, 1061510735), (95, 212302147), (4157, 4851745), (20785, 970349), (51071, 394915), (78983, 255355)]