20146405985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2309}}^1\times {\mathrm{4463}}^1$

素因数の和:6817

約数の個数: 32

約数和(自身を含む): 26728289280

約数和(自身を除く): 6581883295

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 2309, 4463, 11545, 22315, 39253, 53107, 75871, 102649, 196265, 265535, 379355, 513245, 902819, 1745033, 4514095, 8725165, 10305067, 51525335, 175186139, 237016541, 875930695, 1185082705, 4029281197, 20146405985]

約数ペア:

[(1, 20146405985), (5, 4029281197), (17, 1185082705), (23, 875930695), (85, 237016541), (115, 175186139), (391, 51525335), (1955, 10305067), (2309, 8725165), (4463, 4514095), (11545, 1745033), (22315, 902819), (39253, 513245), (53107, 379355), (75871, 265535), (102649, 196265)]