53889904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{108649}}^1$

素因数の和:108688

約数の個数: 20

約数和(自身を含む): 107780800

約数和(自身を除く): 53890896

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 108649, 217298, 434596, 869192, 1738384, 3368119, 6736238, 13472476, 26944952, 53889904]

約数ペア:

[(1, 53889904), (2, 26944952), (4, 13472476), (8, 6736238), (16, 3368119), (31, 1738384), (62, 869192), (124, 434596), (248, 217298), (496, 108649)]