20037684

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 48404160

約数和(自身を除く): 28366476

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 139, 164, 246, 278, 293, 417, 492, 556, 586, 834, 879, 1172, 1668, 1758, 3516, 5699, 11398, 12013, 17097, 22796, 24026, 34194, 36039, 40727, 48052, 68388, 72078, 81454, 122181, 144156, 162908, 244362, 488724, 1669807, 3339614, 5009421, 6679228, 10018842, 20037684]

約数ペア:

[(1, 20037684), (2, 10018842), (3, 6679228), (4, 5009421), (6, 3339614), (12, 1669807), (41, 488724), (82, 244362), (123, 162908), (139, 144156), (164, 122181), (246, 81454), (278, 72078), (293, 68388), (417, 48052), (492, 40727), (556, 36039), (586, 34194), (834, 24026), (879, 22796), (1172, 17097), (1668, 12013), (1758, 11398), (3516, 5699)]