20178145554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{480432037}}^1$

素因数の和:480432049

約数の個数: 16

約数和(自身を含む): 46121475648

約数和(自身を除く): 25943330094

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 480432037, 960864074, 1441296111, 2882592222, 3363024259, 6726048518, 10089072777, 20178145554]

約数ペア:

[(1, 20178145554), (2, 10089072777), (3, 6726048518), (6, 3363024259), (7, 2882592222), (14, 1441296111), (21, 960864074), (42, 480432037)]