20342812

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42737}}^1$

素因数の和:42765

約数の個数: 24

約数和(自身を含む): 43079904

約数和(自身を除く): 22737092

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42737, 85474, 170948, 299159, 598318, 726529, 1196636, 1453058, 2906116, 5085703, 10171406, 20342812]

約数ペア:

[(1, 20342812), (2, 10171406), (4, 5085703), (7, 2906116), (14, 1453058), (17, 1196636), (28, 726529), (34, 598318), (68, 299159), (119, 170948), (238, 85474), (476, 42737)]