20459684

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6829}}^1$

素因数の和:6947

約数の個数: 24

約数和(自身を含む): 41307840

約数和(自身を除く): 20848156

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 6829, 13658, 27316, 47803, 95606, 191212, 730703, 1461406, 2922812, 5114921, 10229842, 20459684]

約数ペア:

[(1, 20459684), (2, 10229842), (4, 5114921), (7, 2922812), (14, 1461406), (28, 730703), (107, 191212), (214, 95606), (428, 47803), (749, 27316), (1498, 13658), (2996, 6829)]