18364612

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2179}}^1$

素因数の和:2240

約数の個数: 36

約数和(自身を含む): 38272080

約数和(自身を除く): 19907468

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 2179, 4214, 4358, 8428, 8716, 15253, 30506, 61012, 93697, 106771, 187394, 213542, 374788, 427084, 655879, 1311758, 2623516, 4591153, 9182306, 18364612]

約数ペア:

[(1, 18364612), (2, 9182306), (4, 4591153), (7, 2623516), (14, 1311758), (28, 655879), (43, 427084), (49, 374788), (86, 213542), (98, 187394), (172, 106771), (196, 93697), (301, 61012), (602, 30506), (1204, 15253), (2107, 8716), (2179, 8428), (4214, 4358)]