20210365432

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{257077}}^1$

素因数の和:257431

約数の個数: 32

約数和(自身を含む): 39240385920

約数和(自身を除く): 19030020488

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 317, 634, 1268, 2536, 9827, 19654, 39308, 78616, 257077, 514154, 1028308, 2056616, 7969387, 15938774, 31877548, 63755096, 81493409, 162986818, 325973636, 651947272, 2526295679, 5052591358, 10105182716, 20210365432]

約数ペア:

[(1, 20210365432), (2, 10105182716), (4, 5052591358), (8, 2526295679), (31, 651947272), (62, 325973636), (124, 162986818), (248, 81493409), (317, 63755096), (634, 31877548), (1268, 15938774), (2536, 7969387), (9827, 2056616), (19654, 1028308), (39308, 514154), (78616, 257077)]