18789022

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 35038080

約数和(自身を除く): 16249058

約数列:

[1, 2, 7, 14, 23, 43, 46, 59, 86, 118, 161, 301, 322, 413, 529, 602, 826, 989, 1058, 1357, 1978, 2537, 2714, 3703, 5074, 6923, 7406, 9499, 13846, 17759, 18998, 22747, 31211, 35518, 45494, 58351, 62422, 116702, 159229, 218477, 318458, 408457, 436954, 816914, 1342073, 2684146, 9394511, 18789022]

約数ペア:

[(1, 18789022), (2, 9394511), (7, 2684146), (14, 1342073), (23, 816914), (43, 436954), (46, 408457), (59, 318458), (86, 218477), (118, 159229), (161, 116702), (301, 62422), (322, 58351), (413, 45494), (529, 35518), (602, 31211), (826, 22747), (989, 18998), (1058, 17759), (1357, 13846), (1978, 9499), (2537, 7406), (2714, 6923), (3703, 5074)]