20132725641

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50457959}}^1$

素因数の和:50457988

約数の個数: 16

約数和(自身を含む): 32293094400

約数和(自身を除く): 12160368759

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50457959, 151373877, 353205713, 958701221, 1059617139, 2876103663, 6710908547, 20132725641]

約数ペア:

[(1, 20132725641), (3, 6710908547), (7, 2876103663), (19, 1059617139), (21, 958701221), (57, 353205713), (133, 151373877), (399, 50457959)]