218534144

素因数分解:

$2^8\times {\mathrm{331}}^1\times {\mathrm{2579}}^1$

素因数の和:2926

約数の個数: 36

約数和(自身を含む): 437702160

約数和(自身を除く): 219168016

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 331, 662, 1324, 2579, 2648, 5158, 5296, 10316, 10592, 20632, 21184, 41264, 42368, 82528, 84736, 165056, 330112, 660224, 853649, 1707298, 3414596, 6829192, 13658384, 27316768, 54633536, 109267072, 218534144]

約数ペア:

[(1, 218534144), (2, 109267072), (4, 54633536), (8, 27316768), (16, 13658384), (32, 6829192), (64, 3414596), (128, 1707298), (256, 853649), (331, 660224), (662, 330112), (1324, 165056), (2579, 84736), (2648, 82528), (5158, 42368), (5296, 41264), (10316, 21184), (10592, 20632)]