81218236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97151}}^1$

素因数の和:97185

約数の個数: 24

約数和(自身を含む): 163215360

約数和(自身を除く): 81997124

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 97151, 194302, 388604, 1068661, 1845869, 2137322, 3691738, 4274644, 7383476, 20304559, 40609118, 81218236]

約数ペア:

[(1, 81218236), (2, 40609118), (4, 20304559), (11, 7383476), (19, 4274644), (22, 3691738), (38, 2137322), (44, 1845869), (76, 1068661), (209, 388604), (418, 194302), (836, 97151)]