201920814

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{68821}}^1$

素因数の和:68992

約数の個数: 24

約数和(自身を含む): 440185512

約数和(自身を除く): 238264698

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 68821, 137642, 206463, 412926, 619389, 1238778, 11217823, 22435646, 33653469, 67306938, 100960407, 201920814]

約数ペア:

[(1, 201920814), (2, 100960407), (3, 67306938), (6, 33653469), (9, 22435646), (18, 11217823), (163, 1238778), (326, 619389), (489, 412926), (978, 206463), (1467, 137642), (2934, 68821)]