20674914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3631}}^1$

素因数の和:3722

約数の個数: 32

約数和(自身を含む): 45153024

約数和(自身を除く): 24478110

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 3631, 5694, 7262, 10893, 21786, 47203, 94406, 141609, 265063, 283218, 530126, 795189, 1590378, 3445819, 6891638, 10337457, 20674914]

約数ペア:

[(1, 20674914), (2, 10337457), (3, 6891638), (6, 3445819), (13, 1590378), (26, 795189), (39, 530126), (73, 283218), (78, 265063), (146, 141609), (219, 94406), (438, 47203), (949, 21786), (1898, 10893), (2847, 7262), (3631, 5694)]