20213830672

素因数分解:

$2^4\times 7^1\times {\mathrm{180480631}}^1$

素因数の和:180480646

約数の個数: 20

約数和(自身を含む): 44759196736

約数和(自身を除く): 24545366064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180480631, 360961262, 721922524, 1263364417, 1443845048, 2526728834, 2887690096, 5053457668, 10106915336, 20213830672]

約数ペア:

[(1, 20213830672), (2, 10106915336), (4, 5053457668), (7, 2887690096), (8, 2526728834), (14, 1443845048), (16, 1263364417), (28, 721922524), (56, 360961262), (112, 180480631)]