20751038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 39149568

約数和(自身を除く): 18398530

約数列:

[1, 2, 7, 11, 14, 22, 77, 127, 154, 254, 889, 1061, 1397, 1778, 2122, 2794, 7427, 9779, 11671, 14854, 19558, 23342, 81697, 134747, 163394, 269494, 943229, 1482217, 1886458, 2964434, 10375519, 20751038]

約数ペア:

[(1, 20751038), (2, 10375519), (7, 2964434), (11, 1886458), (14, 1482217), (22, 943229), (77, 269494), (127, 163394), (154, 134747), (254, 81697), (889, 23342), (1061, 19558), (1397, 14854), (1778, 11671), (2122, 9779), (2794, 7427)]