18860198

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1447}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 34752000

約数和(自身を除く): 15891802

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1447, 1862, 2894, 6517, 10129, 13034, 20258, 27493, 54986, 70903, 141806, 192451, 384902, 496321, 992642, 1347157, 2694314, 9430099, 18860198]

約数ペア:

[(1, 18860198), (2, 9430099), (7, 2694314), (14, 1347157), (19, 992642), (38, 496321), (49, 384902), (98, 192451), (133, 141806), (266, 70903), (343, 54986), (686, 27493), (931, 20258), (1447, 13034), (1862, 10129), (2894, 6517)]