20382235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3931}}^1$

素因数の和:4014

約数の個数: 16

約数和(自身を含む): 26328672

約数和(自身を除く): 5946437

約数列:

[1, 5, 17, 61, 85, 305, 1037, 3931, 5185, 19655, 66827, 239791, 334135, 1198955, 4076447, 20382235]

約数ペア:

[(1, 20382235), (5, 4076447), (17, 1198955), (61, 334135), (85, 239791), (305, 66827), (1037, 19655), (3931, 5185)]