20217652

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{829}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 44248960

約数和(自身を除く): 24031308

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 67, 91, 134, 182, 268, 364, 469, 829, 871, 938, 1658, 1742, 1876, 3316, 3484, 5803, 6097, 10777, 11606, 12194, 21554, 23212, 24388, 43108, 55543, 75439, 111086, 150878, 222172, 301756, 388801, 722059, 777602, 1444118, 1555204, 2888236, 5054413, 10108826, 20217652]

約数ペア:

[(1, 20217652), (2, 10108826), (4, 5054413), (7, 2888236), (13, 1555204), (14, 1444118), (26, 777602), (28, 722059), (52, 388801), (67, 301756), (91, 222172), (134, 150878), (182, 111086), (268, 75439), (364, 55543), (469, 43108), (829, 24388), (871, 23212), (938, 21554), (1658, 12194), (1742, 11606), (1876, 10777), (3316, 6097), (3484, 5803)]