81930256

素因数分解:

$2^4\times {\mathrm{233}}^1\times {\mathrm{21977}}^1$

素因数の和:22218

約数の個数: 20

約数和(自身を含む): 159428412

約数和(自身を除く): 77498156

約数列:

[1, 2, 4, 8, 16, 233, 466, 932, 1864, 3728, 21977, 43954, 87908, 175816, 351632, 5120641, 10241282, 20482564, 40965128, 81930256]

約数ペア:

[(1, 81930256), (2, 40965128), (4, 20482564), (8, 10241282), (16, 5120641), (233, 351632), (466, 175816), (932, 87908), (1864, 43954), (3728, 21977)]