20776996

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{839}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 37537920

約数和(自身を除く): 16760924

約数列:

[1, 2, 4, 41, 82, 151, 164, 302, 604, 839, 1678, 3356, 6191, 12382, 24764, 34399, 68798, 126689, 137596, 253378, 506756, 5194249, 10388498, 20776996]

約数ペア:

[(1, 20776996), (2, 10388498), (4, 5194249), (41, 506756), (82, 253378), (151, 137596), (164, 126689), (302, 68798), (604, 34399), (839, 24764), (1678, 12382), (3356, 6191)]