19749188

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1249}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 35700000

約数和(自身を除く): 15950812

約数列:

[1, 2, 4, 59, 67, 118, 134, 236, 268, 1249, 2498, 3953, 4996, 7906, 15812, 73691, 83683, 147382, 167366, 294764, 334732, 4937297, 9874594, 19749188]

約数ペア:

[(1, 19749188), (2, 9874594), (4, 4937297), (59, 334732), (67, 294764), (118, 167366), (134, 147382), (236, 83683), (268, 73691), (1249, 15812), (2498, 7906), (3953, 4996)]