138500624

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{211129}}^1$

素因数の和:211178

約数の個数: 20

約数和(自身を含む): 274891260

約数和(自身を除く): 136390636

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 211129, 422258, 844516, 1689032, 3378064, 8656289, 17312578, 34625156, 69250312, 138500624]

約数ペア:

[(1, 138500624), (2, 69250312), (4, 34625156), (8, 17312578), (16, 8656289), (41, 3378064), (82, 1689032), (164, 844516), (328, 422258), (656, 211129)]