20226388

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 43947904

約数和(自身を除く): 23721516

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 181, 182, 307, 362, 364, 614, 724, 1228, 1267, 2149, 2353, 2534, 3991, 4298, 4706, 5068, 7982, 8596, 9412, 15964, 16471, 27937, 32942, 55567, 55874, 65884, 111134, 111748, 222268, 388969, 722371, 777938, 1444742, 1555876, 2889484, 5056597, 10113194, 20226388]

約数ペア:

[(1, 20226388), (2, 10113194), (4, 5056597), (7, 2889484), (13, 1555876), (14, 1444742), (26, 777938), (28, 722371), (52, 388969), (91, 222268), (181, 111748), (182, 111134), (307, 65884), (362, 55874), (364, 55567), (614, 32942), (724, 27937), (1228, 16471), (1267, 15964), (2149, 9412), (2353, 8596), (2534, 7982), (3991, 5068), (4298, 4706)]