28018430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{254713}}^1$

素因数の和:254731

約数の個数: 16

約数和(自身を含む): 55018224

約数和(自身を除く): 26999794

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 254713, 509426, 1273565, 2547130, 2801843, 5603686, 14009215, 28018430]

約数ペア:

[(1, 28018430), (2, 14009215), (5, 5603686), (10, 2801843), (11, 2547130), (22, 1273565), (55, 509426), (110, 254713)]