38840272

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{78307}}^1$

素因数の和:78346

約数の個数: 20

約数和(自身を含む): 77681536

約数和(自身を除く): 38841264

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 78307, 156614, 313228, 626456, 1252912, 2427517, 4855034, 9710068, 19420136, 38840272]

約数ペア:

[(1, 38840272), (2, 19420136), (4, 9710068), (8, 4855034), (16, 2427517), (31, 1252912), (62, 626456), (124, 313228), (248, 156614), (496, 78307)]