20100771838

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{213307}}^1$

素因数の和:213496

約数の個数: 32

約数和(自身を含む): 35385237504

約数和(自身を除く): 15284465666

約数列:

[1, 2, 7, 14, 53, 106, 127, 254, 371, 742, 889, 1778, 6731, 13462, 47117, 94234, 213307, 426614, 1493149, 2986298, 11305271, 22610542, 27089989, 54179978, 79136897, 158273794, 189629923, 379259846, 1435769417, 2871538834, 10050385919, 20100771838]

約数ペア:

[(1, 20100771838), (2, 10050385919), (7, 2871538834), (14, 1435769417), (53, 379259846), (106, 189629923), (127, 158273794), (254, 79136897), (371, 54179978), (742, 27089989), (889, 22610542), (1778, 11305271), (6731, 2986298), (13462, 1493149), (47117, 426614), (94234, 213307)]