20279308

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38119}}^1$

素因数の和:38149

約数の個数: 24

約数和(自身を含む): 42694400

約数和(自身を除く): 22415092

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38119, 76238, 152476, 266833, 533666, 724261, 1067332, 1448522, 2897044, 5069827, 10139654, 20279308]

約数ペア:

[(1, 20279308), (2, 10139654), (4, 5069827), (7, 2897044), (14, 1448522), (19, 1067332), (28, 724261), (38, 533666), (76, 266833), (133, 152476), (266, 76238), (532, 38119)]