19756356

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 49158144

約数和(自身を除く): 29401788

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 47, 69, 92, 94, 138, 141, 188, 276, 282, 564, 1081, 1523, 2162, 3046, 3243, 4324, 4569, 6092, 6486, 9138, 12972, 18276, 35029, 70058, 71581, 105087, 140116, 143162, 210174, 214743, 286324, 420348, 429486, 858972, 1646363, 3292726, 4939089, 6585452, 9878178, 19756356]

約数ペア:

[(1, 19756356), (2, 9878178), (3, 6585452), (4, 4939089), (6, 3292726), (12, 1646363), (23, 858972), (46, 429486), (47, 420348), (69, 286324), (92, 214743), (94, 210174), (138, 143162), (141, 140116), (188, 105087), (276, 71581), (282, 70058), (564, 35029), (1081, 18276), (1523, 12972), (2162, 9138), (3046, 6486), (3243, 6092), (4324, 4569)]