20909652

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{313}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 51696960

約数和(自身を除く): 30787308

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 293, 313, 586, 626, 879, 939, 1172, 1252, 1758, 1878, 3516, 3756, 5567, 5947, 11134, 11894, 16701, 17841, 22268, 23788, 33402, 35682, 66804, 71364, 91709, 183418, 275127, 366836, 550254, 1100508, 1742471, 3484942, 5227413, 6969884, 10454826, 20909652]

約数ペア:

[(1, 20909652), (2, 10454826), (3, 6969884), (4, 5227413), (6, 3484942), (12, 1742471), (19, 1100508), (38, 550254), (57, 366836), (76, 275127), (114, 183418), (228, 91709), (293, 71364), (313, 66804), (586, 35682), (626, 33402), (879, 23788), (939, 22268), (1172, 17841), (1252, 16701), (1758, 11894), (1878, 11134), (3516, 5947), (3756, 5567)]