20343316

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 43868160

約数和(自身を除く): 23524844

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1019, 1426, 2038, 2852, 4076, 4991, 7133, 9982, 14266, 19964, 23437, 28532, 31589, 46874, 63178, 93748, 126356, 164059, 221123, 328118, 442246, 656236, 726547, 884492, 1453094, 2906188, 5085829, 10171658, 20343316]

約数ペア:

[(1, 20343316), (2, 10171658), (4, 5085829), (7, 2906188), (14, 1453094), (23, 884492), (28, 726547), (31, 656236), (46, 442246), (62, 328118), (92, 221123), (124, 164059), (161, 126356), (217, 93748), (322, 63178), (434, 46874), (644, 31589), (713, 28532), (868, 23437), (1019, 19964), (1426, 14266), (2038, 9982), (2852, 7133), (4076, 4991)]