20008902

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 41328000

約数和(自身を除く): 21319098

約数列:

[1, 2, 3, 6, 41, 82, 123, 163, 246, 326, 489, 499, 978, 998, 1497, 2994, 6683, 13366, 20049, 20459, 40098, 40918, 61377, 81337, 122754, 162674, 244011, 488022, 3334817, 6669634, 10004451, 20008902]

約数ペア:

[(1, 20008902), (2, 10004451), (3, 6669634), (6, 3334817), (41, 488022), (82, 244011), (123, 162674), (163, 122754), (246, 81337), (326, 61377), (489, 40918), (499, 40098), (978, 20459), (998, 20049), (1497, 13366), (2994, 6683)]