20477163

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1399}}^1$

素因数の和:1467

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 13391637

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 861, 1399, 2091, 4197, 4879, 9793, 14637, 23783, 29379, 57359, 71349, 166481, 172077, 401513, 499443, 975103, 1204539, 2925309, 6825721, 20477163]

約数ペア:

[(1, 20477163), (3, 6825721), (7, 2925309), (17, 1204539), (21, 975103), (41, 499443), (51, 401513), (119, 172077), (123, 166481), (287, 71349), (357, 57359), (697, 29379), (861, 23783), (1399, 14637), (2091, 9793), (4197, 4879)]