19952005456

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{78571}}^1$

素因数の和:78907

約数の個数: 40

約数和(自身を含む): 39458858400

約数和(自身を除く): 19506852944

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 269, 472, 538, 944, 1076, 2152, 4304, 15871, 31742, 63484, 78571, 126968, 157142, 253936, 314284, 628568, 1257136, 4635689, 9271378, 18542756, 21135599, 37085512, 42271198, 74171024, 84542396, 169084792, 338169584, 1247000341, 2494000682, 4988001364, 9976002728, 19952005456]

約数ペア:

[(1, 19952005456), (2, 9976002728), (4, 4988001364), (8, 2494000682), (16, 1247000341), (59, 338169584), (118, 169084792), (236, 84542396), (269, 74171024), (472, 42271198), (538, 37085512), (944, 21135599), (1076, 18542756), (2152, 9271378), (4304, 4635689), (15871, 1257136), (31742, 628568), (63484, 314284), (78571, 253936), (126968, 157142)]