18307408

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{733}}^1$

素因数の和:971

約数の個数: 40

約数和(自身を含む): 40775168

約数和(自身を除く): 22467760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 733, 892, 1466, 1561, 1784, 2932, 3122, 3568, 5131, 5864, 6244, 10262, 11728, 12488, 20524, 24976, 41048, 82096, 163459, 326918, 653836, 1144213, 1307672, 2288426, 2615344, 4576852, 9153704, 18307408]

約数ペア:

[(1, 18307408), (2, 9153704), (4, 4576852), (7, 2615344), (8, 2288426), (14, 1307672), (16, 1144213), (28, 653836), (56, 326918), (112, 163459), (223, 82096), (446, 41048), (733, 24976), (892, 20524), (1466, 12488), (1561, 11728), (1784, 10262), (2932, 6244), (3122, 5864), (3568, 5131)]