18331713

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 29952000

約数和(自身を除く): 11620287

約数列:

[1, 3, 9, 19, 23, 57, 59, 69, 79, 171, 177, 207, 237, 437, 531, 711, 1121, 1311, 1357, 1501, 1817, 3363, 3933, 4071, 4503, 4661, 5451, 10089, 12213, 13509, 13983, 16353, 25783, 34523, 41949, 77349, 88559, 103569, 107203, 232047, 265677, 310707, 321609, 797031, 964827, 2036857, 6110571, 18331713]

約数ペア:

[(1, 18331713), (3, 6110571), (9, 2036857), (19, 964827), (23, 797031), (57, 321609), (59, 310707), (69, 265677), (79, 232047), (171, 107203), (177, 103569), (207, 88559), (237, 77349), (437, 41949), (531, 34523), (711, 25783), (1121, 16353), (1311, 13983), (1357, 13509), (1501, 12213), (1817, 10089), (3363, 5451), (3933, 4661), (4071, 4503)]