28661956

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:928

約数の個数: 36

約数和(自身を含む): 55302912

約数和(自身を除く): 26640956

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 361, 437, 722, 863, 874, 1444, 1726, 1748, 3452, 8303, 16397, 16606, 19849, 32794, 33212, 39698, 65588, 79396, 311543, 377131, 623086, 754262, 1246172, 1508524, 7165489, 14330978, 28661956]

約数ペア:

[(1, 28661956), (2, 14330978), (4, 7165489), (19, 1508524), (23, 1246172), (38, 754262), (46, 623086), (76, 377131), (92, 311543), (361, 79396), (437, 65588), (722, 39698), (863, 33212), (874, 32794), (1444, 19849), (1726, 16606), (1748, 16397), (3452, 8303)]