40208218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{479}}^1$

素因数の和:594

約数の個数: 24

約数和(自身を含む): 65001600

約数和(自身を除く): 24793382

約数列:

[1, 2, 19, 38, 47, 94, 479, 893, 958, 1786, 2209, 4418, 9101, 18202, 22513, 41971, 45026, 83942, 427747, 855494, 1058111, 2116222, 20104109, 40208218]

約数ペア:

[(1, 40208218), (2, 20104109), (19, 2116222), (38, 1058111), (47, 855494), (94, 427747), (479, 83942), (893, 45026), (958, 41971), (1786, 22513), (2209, 18202), (4418, 9101)]