18919914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5641}}^1$

素因数の和:5702

約数の個数: 32

約数和(自身を含む): 41705664

約数和(自身を除く): 22785750

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 5641, 11282, 16923, 33846, 73333, 146666, 219999, 242563, 439998, 485126, 727689, 1455378, 3153319, 6306638, 9459957, 18919914]

約数ペア:

[(1, 18919914), (2, 9459957), (3, 6306638), (6, 3153319), (13, 1455378), (26, 727689), (39, 485126), (43, 439998), (78, 242563), (86, 219999), (129, 146666), (258, 73333), (559, 33846), (1118, 16923), (1677, 11282), (3354, 5641)]