20176045864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{39439}}^1\times {\mathrm{4919}}^1$

素因数の和:44377

約数の個数: 32

約数和(自身を含む): 40749408000

約数和(自身を除く): 20573362136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 4919, 9838, 19676, 39352, 39439, 63947, 78878, 127894, 157756, 255788, 315512, 511576, 512707, 1025414, 2050828, 4101656, 194000441, 388000882, 776001764, 1552003528, 2522005733, 5044011466, 10088022932, 20176045864]

約数ペア:

[(1, 20176045864), (2, 10088022932), (4, 5044011466), (8, 2522005733), (13, 1552003528), (26, 776001764), (52, 388000882), (104, 194000441), (4919, 4101656), (9838, 2050828), (19676, 1025414), (39352, 512707), (39439, 511576), (63947, 315512), (78878, 255788), (127894, 157756)]