20376438

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1867}}^1$

素因数の和:1996

約数の個数: 32

約数和(自身を含む): 43576704

約数和(自身を除く): 23200266

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 107, 214, 321, 642, 1819, 1867, 3638, 3734, 5457, 5601, 10914, 11202, 31739, 63478, 95217, 190434, 199769, 399538, 599307, 1198614, 3396073, 6792146, 10188219, 20376438]

約数ペア:

[(1, 20376438), (2, 10188219), (3, 6792146), (6, 3396073), (17, 1198614), (34, 599307), (51, 399538), (102, 199769), (107, 190434), (214, 95217), (321, 63478), (642, 31739), (1819, 11202), (1867, 10914), (3638, 5601), (3734, 5457)]