20163980372

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1\times {\mathrm{2557}}^1$

素因数の和:3180

約数の個数: 48

約数和(自身を含む): 36835506960

約数和(自身を除く): 16671526588

約数列:

[1, 2, 4, 29, 58, 116, 157, 314, 433, 628, 866, 1732, 2557, 4553, 5114, 9106, 10228, 12557, 18212, 25114, 50228, 67981, 74153, 135962, 148306, 271924, 296612, 401449, 802898, 1107181, 1605796, 1971449, 2214362, 3942898, 4428724, 7885796, 11642021, 23284042, 32108249, 46568084, 64216498, 128432996, 173827417, 347654834, 695309668, 5040995093, 10081990186, 20163980372]

約数ペア:

[(1, 20163980372), (2, 10081990186), (4, 5040995093), (29, 695309668), (58, 347654834), (116, 173827417), (157, 128432996), (314, 64216498), (433, 46568084), (628, 32108249), (866, 23284042), (1732, 11642021), (2557, 7885796), (4553, 4428724), (5114, 3942898), (9106, 2214362), (10228, 1971449), (12557, 1605796), (18212, 1107181), (25114, 802898), (50228, 401449), (67981, 296612), (74153, 271924), (135962, 148306)]