20091888039

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{60637}}^1$

素因数の和:60819

約数の個数: 32

約数和(自身を含む): 29077133760

約数和(自身を除く): 8985245721

約数列:

[1, 3, 17, 51, 73, 89, 219, 267, 1241, 1513, 3723, 4539, 6497, 19491, 60637, 110449, 181911, 331347, 1030829, 3092487, 4426501, 5396693, 13279503, 16190079, 75250517, 91743781, 225751551, 275231343, 393958589, 1181875767, 6697296013, 20091888039]

約数ペア:

[(1, 20091888039), (3, 6697296013), (17, 1181875767), (51, 393958589), (73, 275231343), (89, 225751551), (219, 91743781), (267, 75250517), (1241, 16190079), (1513, 13279503), (3723, 5396693), (4539, 4426501), (6497, 3092487), (19491, 1030829), (60637, 331347), (110449, 181911)]