17919583199

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{42433}}^1$

素因数の和:42567

約数の個数: 32

約数和(自身を含む): 22225910784

約数和(自身を除く): 4306327585

約数列:

[1, 7, 23, 43, 61, 161, 301, 427, 989, 1403, 2623, 6923, 9821, 18361, 42433, 60329, 297031, 422303, 975959, 1824619, 2588413, 6831713, 12772333, 18118891, 41966237, 59533499, 111301759, 293763659, 416734493, 779112313, 2559940457, 17919583199]

約数ペア:

[(1, 17919583199), (7, 2559940457), (23, 779112313), (43, 416734493), (61, 293763659), (161, 111301759), (301, 59533499), (427, 41966237), (989, 18118891), (1403, 12772333), (2623, 6831713), (6923, 2588413), (9821, 1824619), (18361, 975959), (42433, 422303), (60329, 297031)]