216908144

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{30881}}^1$

素因数の和:31328

約数の個数: 20

約数和(自身を含む): 421230480

約数和(自身を除く): 204322336

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 30881, 61762, 123524, 247048, 494096, 13556759, 27113518, 54227036, 108454072, 216908144]

約数ペア:

[(1, 216908144), (2, 108454072), (4, 54227036), (8, 27113518), (16, 13556759), (439, 494096), (878, 247048), (1756, 123524), (3512, 61762), (7024, 30881)]