256996912

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{33533}}^1$

素因数の和:34020

約数の個数: 20

約数和(自身を含む): 498985920

約数和(自身を除く): 241989008

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 3832, 7664, 33533, 67066, 134132, 268264, 536528, 16062307, 32124614, 64249228, 128498456, 256996912]

約数ペア:

[(1, 256996912), (2, 128498456), (4, 64249228), (8, 32124614), (16, 16062307), (479, 536528), (958, 268264), (1916, 134132), (3832, 67066), (7664, 33533)]