28814288

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26879}}^1$

素因数の和:26954

約数の個数: 20

約数和(自身を含む): 56663040

約数和(自身を除く): 27848752

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26879, 53758, 107516, 215032, 430064, 1800893, 3601786, 7203572, 14407144, 28814288]

約数ペア:

[(1, 28814288), (2, 14407144), (4, 7203572), (8, 3601786), (16, 1800893), (67, 430064), (134, 215032), (268, 107516), (536, 53758), (1072, 26879)]