18494553

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^2$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 32633856

約数和(自身を除く): 14139303

約数列:

[1, 3, 7, 11, 21, 23, 33, 59, 69, 77, 161, 177, 231, 253, 413, 483, 649, 759, 1239, 1357, 1771, 1947, 3481, 4071, 4543, 5313, 9499, 10443, 13629, 14927, 24367, 28497, 38291, 44781, 73101, 80063, 104489, 114873, 240189, 268037, 313467, 560441, 804111, 880693, 1681323, 2642079, 6164851, 18494553]

約数ペア:

[(1, 18494553), (3, 6164851), (7, 2642079), (11, 1681323), (21, 880693), (23, 804111), (33, 560441), (59, 313467), (69, 268037), (77, 240189), (161, 114873), (177, 104489), (231, 80063), (253, 73101), (413, 44781), (483, 38291), (649, 28497), (759, 24367), (1239, 14927), (1357, 13629), (1771, 10443), (1947, 9499), (3481, 5313), (4071, 4543)]