18705968

素因数分解:

$2^4\times {\mathrm{907}}^1\times {\mathrm{1289}}^1$

素因数の和:2204

約数の個数: 20

約数和(自身を含む): 36310920

約数和(自身を除く): 17604952

約数列:

[1, 2, 4, 8, 16, 907, 1289, 1814, 2578, 3628, 5156, 7256, 10312, 14512, 20624, 1169123, 2338246, 4676492, 9352984, 18705968]

約数ペア:

[(1, 18705968), (2, 9352984), (4, 4676492), (8, 2338246), (16, 1169123), (907, 20624), (1289, 14512), (1814, 10312), (2578, 7256), (3628, 5156)]