20228256

素因数分解:

$2^5\times 3^2\times {\mathrm{70237}}^1$

素因数の和:70253

約数の個数: 36

約数和(自身を含む): 57524922

約数和(自身を除く): 37296666

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 70237, 140474, 210711, 280948, 421422, 561896, 632133, 842844, 1123792, 1264266, 1685688, 2247584, 2528532, 3371376, 5057064, 6742752, 10114128, 20228256]

約数ペア:

[(1, 20228256), (2, 10114128), (3, 6742752), (4, 5057064), (6, 3371376), (8, 2528532), (9, 2247584), (12, 1685688), (16, 1264266), (18, 1123792), (24, 842844), (32, 632133), (36, 561896), (48, 421422), (72, 280948), (96, 210711), (144, 140474), (288, 70237)]