20050365

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 33903360

約数和(自身を除く): 13852995

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 653, 1335, 1959, 2047, 3265, 6141, 9795, 10235, 15019, 30705, 45057, 58117, 75095, 174351, 225285, 290585, 871755, 1336691, 4010073, 6683455, 20050365]

約数ペア:

[(1, 20050365), (3, 6683455), (5, 4010073), (15, 1336691), (23, 871755), (69, 290585), (89, 225285), (115, 174351), (267, 75095), (345, 58117), (445, 45057), (653, 30705), (1335, 15019), (1959, 10235), (2047, 9795), (3265, 6141)]