18684692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 37105152

約数和(自身を除く): 18420460

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 124, 134, 173, 268, 346, 403, 692, 806, 871, 1612, 1742, 2077, 2249, 3484, 4154, 4498, 5363, 8308, 8996, 10726, 11591, 21452, 23182, 27001, 46364, 54002, 69719, 108004, 139438, 150683, 278876, 301366, 359321, 602732, 718642, 1437284, 4671173, 9342346, 18684692]

約数ペア:

[(1, 18684692), (2, 9342346), (4, 4671173), (13, 1437284), (26, 718642), (31, 602732), (52, 359321), (62, 301366), (67, 278876), (124, 150683), (134, 139438), (173, 108004), (268, 69719), (346, 54002), (403, 46364), (692, 27001), (806, 23182), (871, 21452), (1612, 11591), (1742, 10726), (2077, 8996), (2249, 8308), (3484, 5363), (4154, 4498)]