19493552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{93719}}^1$

素因数の和:93740

約数の個数: 20

約数和(自身を含む): 40674480

約数和(自身を除く): 21180928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 93719, 187438, 374876, 749752, 1218347, 1499504, 2436694, 4873388, 9746776, 19493552]

約数ペア:

[(1, 19493552), (2, 9746776), (4, 4873388), (8, 2436694), (13, 1499504), (16, 1218347), (26, 749752), (52, 374876), (104, 187438), (208, 93719)]