2011521316

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{22727}}^1$

素因数の和:22876

約数の個数: 48

約数和(自身を含む): 4200134400

約数和(自身を除く): 2188613084

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 109, 116, 203, 218, 406, 436, 763, 812, 1526, 3052, 3161, 6322, 12644, 22127, 22727, 44254, 45454, 88508, 90908, 159089, 318178, 636356, 659083, 1318166, 2477243, 2636332, 4613581, 4954486, 9227162, 9908972, 17340701, 18454324, 34681402, 69362804, 71840047, 143680094, 287360188, 502880329, 1005760658, 2011521316]

約数ペア:

[(1, 2011521316), (2, 1005760658), (4, 502880329), (7, 287360188), (14, 143680094), (28, 71840047), (29, 69362804), (58, 34681402), (109, 18454324), (116, 17340701), (203, 9908972), (218, 9227162), (406, 4954486), (436, 4613581), (763, 2636332), (812, 2477243), (1526, 1318166), (3052, 659083), (3161, 636356), (6322, 318178), (12644, 159089), (22127, 90908), (22727, 88508), (44254, 45454)]