18859856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{62039}}^1$

素因数の和:62066

約数の個数: 20

約数和(自身を含む): 38464800

約数和(自身を除く): 19604944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 62039, 124078, 248156, 496312, 992624, 1178741, 2357482, 4714964, 9429928, 18859856]

約数ペア:

[(1, 18859856), (2, 9429928), (4, 4714964), (8, 2357482), (16, 1178741), (19, 992624), (38, 496312), (76, 248156), (152, 124078), (304, 62039)]