20900568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{5153}}^1$

素因数の和:5188

約数の個数: 48

約数和(自身を含む): 56590920

約数和(自身を除く): 35690352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 5153, 10306, 15459, 20612, 30918, 41224, 61836, 66989, 123672, 133978, 200967, 267956, 401934, 535912, 803868, 870857, 1607736, 1741714, 2612571, 3483428, 5225142, 6966856, 10450284, 20900568]

約数ペア:

[(1, 20900568), (2, 10450284), (3, 6966856), (4, 5225142), (6, 3483428), (8, 2612571), (12, 1741714), (13, 1607736), (24, 870857), (26, 803868), (39, 535912), (52, 401934), (78, 267956), (104, 200967), (156, 133978), (169, 123672), (312, 66989), (338, 61836), (507, 41224), (676, 30918), (1014, 20612), (1352, 15459), (2028, 10306), (4056, 5153)]