20049822015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78626753}}^1$

素因数の和:78626778

約数の個数: 16

約数和(自身を含む): 33966757728

約数和(自身を除く): 13916935713

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 78626753, 235880259, 393133765, 1179401295, 1336654801, 4009964403, 6683274005, 20049822015]

約数ペア:

[(1, 20049822015), (3, 6683274005), (5, 4009964403), (15, 1336654801), (17, 1179401295), (51, 393133765), (85, 235880259), (255, 78626753)]