191065028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20011}}^1$

素因数の和:20064

約数の個数: 48

約数和(自身を含む): 430338048

約数和(自身を除く): 239273020

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 20011, 40022, 80044, 140077, 220121, 280154, 440242, 560308, 620341, 880484, 1240682, 1540847, 2481364, 3081694, 4342387, 6163388, 6823751, 8684774, 13647502, 17369548, 27295004, 47766257, 95532514, 191065028]

約数ペア:

[(1, 191065028), (2, 95532514), (4, 47766257), (7, 27295004), (11, 17369548), (14, 13647502), (22, 8684774), (28, 6823751), (31, 6163388), (44, 4342387), (62, 3081694), (77, 2481364), (124, 1540847), (154, 1240682), (217, 880484), (308, 620341), (341, 560308), (434, 440242), (682, 280154), (868, 220121), (1364, 140077), (2387, 80044), (4774, 40022), (9548, 20011)]