20081404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37747}}^1$

素因数の和:37777

約数の個数: 24

約数和(自身を含む): 42277760

約数和(自身を除く): 22196356

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37747, 75494, 150988, 264229, 528458, 717193, 1056916, 1434386, 2868772, 5020351, 10040702, 20081404]

約数ペア:

[(1, 20081404), (2, 10040702), (4, 5020351), (7, 2868772), (14, 1434386), (19, 1056916), (28, 717193), (38, 528458), (76, 264229), (133, 150988), (266, 75494), (532, 37747)]