19927906

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{2099}}^1$

素因数の和:2249

約数の個数: 16

約数和(自身を含む): 30844800

約数和(自身を除く): 10916894

約数列:

[1, 2, 47, 94, 101, 202, 2099, 4198, 4747, 9494, 98653, 197306, 211999, 423998, 9963953, 19927906]

約数ペア:

[(1, 19927906), (2, 9963953), (47, 423998), (94, 211999), (101, 197306), (202, 98653), (2099, 9494), (4198, 4747)]