19632272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{337}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 41744352

約数和(自身を除く): 22112080

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 331, 337, 662, 674, 1324, 1348, 2648, 2696, 3641, 3707, 5296, 5392, 7282, 7414, 14564, 14828, 29128, 29656, 58256, 59312, 111547, 223094, 446188, 892376, 1227017, 1784752, 2454034, 4908068, 9816136, 19632272]

約数ペア:

[(1, 19632272), (2, 9816136), (4, 4908068), (8, 2454034), (11, 1784752), (16, 1227017), (22, 892376), (44, 446188), (88, 223094), (176, 111547), (331, 59312), (337, 58256), (662, 29656), (674, 29128), (1324, 14828), (1348, 14564), (2648, 7414), (2696, 7282), (3641, 5392), (3707, 5296)]