22780432

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{10243}}^1$

素因数の和:10390

約数の個数: 20

約数和(自身を含む): 44458960

約数和(自身を除く): 21678528

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 10243, 20486, 40972, 81944, 163888, 1423777, 2847554, 5695108, 11390216, 22780432]

約数ペア:

[(1, 22780432), (2, 11390216), (4, 5695108), (8, 2847554), (16, 1423777), (139, 163888), (278, 81944), (556, 40972), (1112, 20486), (2224, 10243)]