56563312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{271939}}^1$

素因数の和:271960

約数の個数: 20

約数和(自身を含む): 118021960

約数和(自身を除く): 61458648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 271939, 543878, 1087756, 2175512, 3535207, 4351024, 7070414, 14140828, 28281656, 56563312]

約数ペア:

[(1, 56563312), (2, 28281656), (4, 14140828), (8, 7070414), (13, 4351024), (16, 3535207), (26, 2175512), (52, 1087756), (104, 543878), (208, 271939)]