20157740914

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{42221}}^1$

素因数の和:42450

約数の個数: 32

約数和(自身を含む): 32175190656

約数和(自身を除く): 12017449742

約数列:

[1, 2, 23, 46, 97, 107, 194, 214, 2231, 2461, 4462, 4922, 10379, 20758, 42221, 84442, 238717, 477434, 971083, 1942166, 4095437, 4517647, 8190874, 9035294, 94195051, 103905881, 188390102, 207811762, 438211759, 876423518, 10078870457, 20157740914]

約数ペア:

[(1, 20157740914), (2, 10078870457), (23, 876423518), (46, 438211759), (97, 207811762), (107, 188390102), (194, 103905881), (214, 94195051), (2231, 9035294), (2461, 8190874), (4462, 4517647), (4922, 4095437), (10379, 1942166), (20758, 971083), (42221, 477434), (84442, 238717)]