12483988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 25502400

約数和(自身を除く): 13018412

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 109, 137, 209, 218, 274, 418, 436, 548, 836, 1199, 1507, 2071, 2398, 2603, 3014, 4142, 4796, 5206, 6028, 8284, 10412, 14933, 22781, 28633, 29866, 45562, 57266, 59732, 91124, 114532, 164263, 283727, 328526, 567454, 657052, 1134908, 3120997, 6241994, 12483988]

約数ペア:

[(1, 12483988), (2, 6241994), (4, 3120997), (11, 1134908), (19, 657052), (22, 567454), (38, 328526), (44, 283727), (76, 164263), (109, 114532), (137, 91124), (209, 59732), (218, 57266), (274, 45562), (418, 29866), (436, 28633), (548, 22781), (836, 14933), (1199, 10412), (1507, 8284), (2071, 6028), (2398, 5206), (2603, 4796), (3014, 4142)]