20636090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{347}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 39337920

約数和(自身を除く): 18701830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 313, 347, 626, 694, 1565, 1735, 3130, 3470, 5947, 6593, 11894, 13186, 29735, 32965, 59470, 65930, 108611, 217222, 543055, 1086110, 2063609, 4127218, 10318045, 20636090]

約数ペア:

[(1, 20636090), (2, 10318045), (5, 4127218), (10, 2063609), (19, 1086110), (38, 543055), (95, 217222), (190, 108611), (313, 65930), (347, 59470), (626, 32965), (694, 29735), (1565, 13186), (1735, 11894), (3130, 6593), (3470, 5947)]