19014749648

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{509}}^1\times {\mathrm{23117}}^1$

素因数の和:23735

約数の個数: 40

約数和(自身を含む): 37280549160

約数和(自身を除く): 18265799512

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 509, 808, 1018, 1616, 2036, 4072, 8144, 23117, 46234, 51409, 92468, 102818, 184936, 205636, 369872, 411272, 822544, 2334817, 4669634, 9339268, 11766553, 18678536, 23533106, 37357072, 47066212, 94132424, 188264848, 1188421853, 2376843706, 4753687412, 9507374824, 19014749648]

約数ペア:

[(1, 19014749648), (2, 9507374824), (4, 4753687412), (8, 2376843706), (16, 1188421853), (101, 188264848), (202, 94132424), (404, 47066212), (509, 37357072), (808, 23533106), (1018, 18678536), (1616, 11766553), (2036, 9339268), (4072, 4669634), (8144, 2334817), (23117, 822544), (46234, 411272), (51409, 369872), (92468, 205636), (102818, 184936)]