20440079156

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{434267}}^1$

素因数の和:434360

約数の個数: 36

約数和(自身を含む): 41901650784

約数和(自身を除く): 21461571628

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1681, 3362, 6724, 11767, 23534, 47068, 434267, 868534, 1737068, 3039869, 6079738, 12159476, 17804947, 35609894, 71219788, 124634629, 249269258, 498538516, 730002827, 1460005654, 2920011308, 5110019789, 10220039578, 20440079156]

約数ペア:

[(1, 20440079156), (2, 10220039578), (4, 5110019789), (7, 2920011308), (14, 1460005654), (28, 730002827), (41, 498538516), (82, 249269258), (164, 124634629), (287, 71219788), (574, 35609894), (1148, 17804947), (1681, 12159476), (3362, 6079738), (6724, 3039869), (11767, 1737068), (23534, 868534), (47068, 434267)]