20179212

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39107}}^1$

素因数の和:39157

約数の個数: 24

約数和(自身を含む): 48181056

約数和(自身を除く): 28001844

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 39107, 78214, 117321, 156428, 234642, 469284, 1681601, 3363202, 5044803, 6726404, 10089606, 20179212]

約数ペア:

[(1, 20179212), (2, 10089606), (3, 6726404), (4, 5044803), (6, 3363202), (12, 1681601), (43, 469284), (86, 234642), (129, 156428), (172, 117321), (258, 78214), (516, 39107)]