20161993712

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1417463}}^1$

素因数の和:1417605

約数の個数: 40

約数和(自身を含む): 44995977216

約数和(自身を除く): 24833983504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 14224, 1417463, 2834926, 5669852, 9922241, 11339704, 19844482, 22679408, 39688964, 79377928, 158755856, 180017801, 360035602, 720071204, 1260124607, 1440142408, 2520249214, 2880284816, 5040498428, 10080996856, 20161993712]

約数ペア:

[(1, 20161993712), (2, 10080996856), (4, 5040498428), (7, 2880284816), (8, 2520249214), (14, 1440142408), (16, 1260124607), (28, 720071204), (56, 360035602), (112, 180017801), (127, 158755856), (254, 79377928), (508, 39688964), (889, 22679408), (1016, 19844482), (1778, 11339704), (2032, 9922241), (3556, 5669852), (7112, 2834926), (14224, 1417463)]