19254794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 32250960

約数和(自身を除く): 12996166

約数列:

[1, 2, 13, 26, 53, 89, 106, 157, 178, 314, 689, 1157, 1378, 2041, 2314, 4082, 4717, 8321, 9434, 13973, 16642, 27946, 61321, 108173, 122642, 181649, 216346, 363298, 740569, 1481138, 9627397, 19254794]

約数ペア:

[(1, 19254794), (2, 9627397), (13, 1481138), (26, 740569), (53, 363298), (89, 216346), (106, 181649), (157, 122642), (178, 108173), (314, 61321), (689, 27946), (1157, 16642), (1378, 13973), (2041, 9434), (2314, 8321), (4082, 4717)]