258368156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{25951}}^1$

素因数の和:26105

約数の個数: 24

約数和(自身を含む): 479592960

約数和(自身を除く): 221224804

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 9956, 25951, 51902, 103804, 493069, 986138, 1972276, 3399581, 6799162, 13598324, 64592039, 129184078, 258368156]

約数ペア:

[(1, 258368156), (2, 129184078), (4, 64592039), (19, 13598324), (38, 6799162), (76, 3399581), (131, 1972276), (262, 986138), (524, 493069), (2489, 103804), (4978, 51902), (9956, 25951)]