19266788

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^2$

素因数の和:204

約数の個数: 36

約数和(自身を含む): 36364860

約数和(自身を除く): 17098072

約数列:

[1, 2, 4, 29, 37, 58, 67, 74, 116, 134, 148, 268, 1073, 1943, 2146, 2479, 3886, 4292, 4489, 4958, 7772, 8978, 9916, 17956, 71891, 130181, 143782, 166093, 260362, 287564, 332186, 520724, 664372, 4816697, 9633394, 19266788]

約数ペア:

[(1, 19266788), (2, 9633394), (4, 4816697), (29, 664372), (37, 520724), (58, 332186), (67, 287564), (74, 260362), (116, 166093), (134, 143782), (148, 130181), (268, 71891), (1073, 17956), (1943, 9916), (2146, 8978), (2479, 7772), (3886, 4958), (4292, 4489)]