208581968

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{18439}}^1$

素因数の和:18555

約数の個数: 40

約数和(自身を含む): 466458240

約数和(自身を除く): 257876272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 2828, 5656, 11312, 18439, 36878, 73756, 129073, 147512, 258146, 295024, 516292, 1032584, 1862339, 2065168, 3724678, 7449356, 13036373, 14898712, 26072746, 29797424, 52145492, 104290984, 208581968]

約数ペア:

[(1, 208581968), (2, 104290984), (4, 52145492), (7, 29797424), (8, 26072746), (14, 14898712), (16, 13036373), (28, 7449356), (56, 3724678), (101, 2065168), (112, 1862339), (202, 1032584), (404, 516292), (707, 295024), (808, 258146), (1414, 147512), (1616, 129073), (2828, 73756), (5656, 36878), (11312, 18439)]