20622208

素因数分解:

$2^7\times {\mathrm{73}}^1\times {\mathrm{2207}}^1$

素因数の和:2294

約数の個数: 32

約数和(自身を含む): 41664960

約数和(自身を除く): 21042752

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 292, 584, 1168, 2207, 2336, 4414, 4672, 8828, 9344, 17656, 35312, 70624, 141248, 161111, 282496, 322222, 644444, 1288888, 2577776, 5155552, 10311104, 20622208]

約数ペア:

[(1, 20622208), (2, 10311104), (4, 5155552), (8, 2577776), (16, 1288888), (32, 644444), (64, 322222), (73, 282496), (128, 161111), (146, 141248), (292, 70624), (584, 35312), (1168, 17656), (2207, 9344), (2336, 8828), (4414, 4672)]