201648964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{123863}}^1$

素因数の和:123915

約数の個数: 24

約数和(自身を含む): 395373888

約数和(自身を除く): 193724924

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 123863, 247726, 495452, 1362493, 2724986, 4582931, 5449972, 9165862, 18331724, 50412241, 100824482, 201648964]

約数ペア:

[(1, 201648964), (2, 100824482), (4, 50412241), (11, 18331724), (22, 9165862), (37, 5449972), (44, 4582931), (74, 2724986), (148, 1362493), (407, 495452), (814, 247726), (1628, 123863)]