20478216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{77569}}^1$

素因数の和:77589

約数の個数: 32

約数和(自身を含む): 55850400

約数和(自身を除く): 35372184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 77569, 155138, 232707, 310276, 465414, 620552, 853259, 930828, 1706518, 1861656, 2559777, 3413036, 5119554, 6826072, 10239108, 20478216]

約数ペア:

[(1, 20478216), (2, 10239108), (3, 6826072), (4, 5119554), (6, 3413036), (8, 2559777), (11, 1861656), (12, 1706518), (22, 930828), (24, 853259), (33, 620552), (44, 465414), (66, 310276), (88, 232707), (132, 155138), (264, 77569)]