19962344

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 40313700

約数和(自身を除く): 20351356

約数列:

[1, 2, 4, 8, 23, 46, 53, 89, 92, 106, 178, 184, 212, 356, 424, 529, 712, 1058, 1219, 2047, 2116, 2438, 4094, 4232, 4717, 4876, 8188, 9434, 9752, 16376, 18868, 28037, 37736, 47081, 56074, 94162, 108491, 112148, 188324, 216982, 224296, 376648, 433964, 867928, 2495293, 4990586, 9981172, 19962344]

約数ペア:

[(1, 19962344), (2, 9981172), (4, 4990586), (8, 2495293), (23, 867928), (46, 433964), (53, 376648), (89, 224296), (92, 216982), (106, 188324), (178, 112148), (184, 108491), (212, 94162), (356, 56074), (424, 47081), (529, 37736), (712, 28037), (1058, 18868), (1219, 16376), (2047, 9752), (2116, 9434), (2438, 8188), (4094, 4876), (4232, 4717)]