20173749848

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{42337}}^1$

素因数の和:42544

約数の個数: 64

約数和(自身を含む): 44221194240

約数和(自身を除く): 24047444392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 127, 134, 254, 268, 469, 508, 536, 889, 938, 1016, 1778, 1876, 3556, 3752, 7112, 8509, 17018, 34036, 42337, 59563, 68072, 84674, 119126, 169348, 238252, 296359, 338696, 476504, 592718, 1185436, 2370872, 2836579, 5376799, 5673158, 10753598, 11346316, 19856053, 21507196, 22692632, 37637593, 39712106, 43014392, 75275186, 79424212, 150550372, 158848424, 301100744, 360245533, 720491066, 1440982132, 2521718731, 2881964264, 5043437462, 10086874924, 20173749848]

約数ペア:

[(1, 20173749848), (2, 10086874924), (4, 5043437462), (7, 2881964264), (8, 2521718731), (14, 1440982132), (28, 720491066), (56, 360245533), (67, 301100744), (127, 158848424), (134, 150550372), (254, 79424212), (268, 75275186), (469, 43014392), (508, 39712106), (536, 37637593), (889, 22692632), (938, 21507196), (1016, 19856053), (1778, 11346316), (1876, 10753598), (3556, 5673158), (3752, 5376799), (7112, 2836579), (8509, 2370872), (17018, 1185436), (34036, 592718), (42337, 476504), (59563, 338696), (68072, 296359), (84674, 238252), (119126, 169348)]