19833808

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16981}}^1$

素因数の和:17062

約数の個数: 20

約数和(自身を含む): 38956708

約数和(自身を除く): 19122900

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16981, 33962, 67924, 135848, 271696, 1239613, 2479226, 4958452, 9916904, 19833808]

約数ペア:

[(1, 19833808), (2, 9916904), (4, 4958452), (8, 2479226), (16, 1239613), (73, 271696), (146, 135848), (292, 67924), (584, 33962), (1168, 16981)]