18401936

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3821}}^1$

素因数の和:3879

約数の個数: 40

約数和(自身を含む): 41705664

約数和(自身を除く): 23303728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 3821, 4816, 7642, 15284, 26747, 30568, 53494, 61136, 106988, 164303, 213976, 328606, 427952, 657212, 1150121, 1314424, 2300242, 2628848, 4600484, 9200968, 18401936]

約数ペア:

[(1, 18401936), (2, 9200968), (4, 4600484), (7, 2628848), (8, 2300242), (14, 1314424), (16, 1150121), (28, 657212), (43, 427952), (56, 328606), (86, 213976), (112, 164303), (172, 106988), (301, 61136), (344, 53494), (602, 30568), (688, 26747), (1204, 15284), (2408, 7642), (3821, 4816)]