20149086573

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{35851}}^1$

素因数の和:36686

約数の個数: 48

約数和(自身を含む): 36331556352

約数和(自身を除く): 16182469779

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 811, 2433, 5677, 7299, 8921, 17031, 26763, 35851, 51093, 62447, 80289, 107553, 187341, 250957, 322659, 394361, 562023, 752871, 1183083, 2258613, 2760527, 3549249, 8281581, 24844743, 29075161, 87225483, 203526127, 261676449, 319826771, 610578381, 959480313, 1831735143, 2238787397, 2878440939, 6716362191, 20149086573]

約数ペア:

[(1, 20149086573), (3, 6716362191), (7, 2878440939), (9, 2238787397), (11, 1831735143), (21, 959480313), (33, 610578381), (63, 319826771), (77, 261676449), (99, 203526127), (231, 87225483), (693, 29075161), (811, 24844743), (2433, 8281581), (5677, 3549249), (7299, 2760527), (8921, 2258613), (17031, 1183083), (26763, 752871), (35851, 562023), (51093, 394361), (62447, 322659), (80289, 250957), (107553, 187341)]