20268326

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 34927200

約数和(自身を除く): 14658874

約数列:

[1, 2, 13, 19, 26, 38, 89, 178, 247, 461, 494, 922, 1157, 1691, 2314, 3382, 5993, 8759, 11986, 17518, 21983, 41029, 43966, 82058, 113867, 227734, 533377, 779551, 1066754, 1559102, 10134163, 20268326]

約数ペア:

[(1, 20268326), (2, 10134163), (13, 1559102), (19, 1066754), (26, 779551), (38, 533377), (89, 227734), (178, 113867), (247, 82058), (461, 43966), (494, 41029), (922, 21983), (1157, 17518), (1691, 11986), (2314, 8759), (3382, 5993)]