19645655513

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 23500800000

約数和(自身を除く): 3855144487

約数列:

[1, 11, 29, 31, 67, 149, 199, 319, 341, 737, 899, 1639, 1943, 2077, 2189, 4321, 4619, 5771, 6169, 9889, 9983, 13333, 21373, 22847, 29651, 47531, 50809, 60233, 63481, 67859, 109813, 133951, 146663, 178901, 289507, 309473, 326161, 386657, 413323, 662563, 859879, 919181, 1473461, 1967911, 1986617, 3184577, 3404203, 4253227, 4546553, 8974717, 9458669, 10110991, 11986367, 21852787, 26656249, 57611893, 61585127, 98721887, 131850037, 293218739, 633730823, 677436397, 1785968683, 19645655513]

約数ペア:

[(1, 19645655513), (11, 1785968683), (29, 677436397), (31, 633730823), (67, 293218739), (149, 131850037), (199, 98721887), (319, 61585127), (341, 57611893), (737, 26656249), (899, 21852787), (1639, 11986367), (1943, 10110991), (2077, 9458669), (2189, 8974717), (4321, 4546553), (4619, 4253227), (5771, 3404203), (6169, 3184577), (9889, 1986617), (9983, 1967911), (13333, 1473461), (21373, 919181), (22847, 859879), (29651, 662563), (47531, 413323), (50809, 386657), (60233, 326161), (63481, 309473), (67859, 289507), (109813, 178901), (133951, 146663)]