20512576036

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{110323}}^1$

素因数の和:110440

約数の個数: 48

約数和(自身を含む): 39144720384

約数和(自身を除く): 18632144348

約数列:

[1, 2, 4, 23, 43, 46, 47, 86, 92, 94, 172, 188, 989, 1081, 1978, 2021, 2162, 3956, 4042, 4324, 8084, 46483, 92966, 110323, 185932, 220646, 441292, 2537429, 4743889, 5074858, 5185181, 9487778, 10149716, 10370362, 18975556, 20740724, 109109447, 119259163, 218218894, 222962783, 238518326, 436437788, 445925566, 477036652, 891851132, 5128144009, 10256288018, 20512576036]

約数ペア:

[(1, 20512576036), (2, 10256288018), (4, 5128144009), (23, 891851132), (43, 477036652), (46, 445925566), (47, 436437788), (86, 238518326), (92, 222962783), (94, 218218894), (172, 119259163), (188, 109109447), (989, 20740724), (1081, 18975556), (1978, 10370362), (2021, 10149716), (2162, 9487778), (3956, 5185181), (4042, 5074858), (4324, 4743889), (8084, 2537429), (46483, 441292), (92966, 220646), (110323, 185932)]