208131644

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239783}}^1$

素因数の和:239825

約数の個数: 24

約数和(自身を含む): 429692928

約数和(自身を除く): 221561284

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 239783, 479566, 959132, 1678481, 3356962, 6713924, 7433273, 14866546, 29733092, 52032911, 104065822, 208131644]

約数ペア:

[(1, 208131644), (2, 104065822), (4, 52032911), (7, 29733092), (14, 14866546), (28, 7433273), (31, 6713924), (62, 3356962), (124, 1678481), (217, 959132), (434, 479566), (868, 239783)]