16855774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 28980000

約数和(自身を除く): 12124226

約数列:

[1, 2, 13, 19, 26, 38, 149, 229, 247, 298, 458, 494, 1937, 2831, 2977, 3874, 4351, 5662, 5954, 8702, 34121, 36803, 56563, 68242, 73606, 113126, 443573, 648299, 887146, 1296598, 8427887, 16855774]

約数ペア:

[(1, 16855774), (2, 8427887), (13, 1296598), (19, 887146), (26, 648299), (38, 443573), (149, 113126), (229, 73606), (247, 68242), (298, 56563), (458, 36803), (494, 34121), (1937, 8702), (2831, 5954), (2977, 5662), (3874, 4351)]