20122701710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{495511}}^1$

素因数の和:495680

約数の個数: 32

約数和(自身を含む): 37674768384

約数和(自身を除く): 17552066674

約数列:

[1, 2, 5, 10, 31, 62, 131, 155, 262, 310, 655, 1310, 4061, 8122, 20305, 40610, 495511, 991022, 2477555, 4955110, 15360841, 30721682, 64911941, 76804205, 129823882, 153608410, 324559705, 649119410, 2012270171, 4024540342, 10061350855, 20122701710]

約数ペア:

[(1, 20122701710), (2, 10061350855), (5, 4024540342), (10, 2012270171), (31, 649119410), (62, 324559705), (131, 153608410), (155, 129823882), (262, 76804205), (310, 64911941), (655, 30721682), (1310, 15360841), (4061, 4955110), (8122, 2477555), (20305, 991022), (40610, 495511)]