20173902016

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{7330633}}^1$

素因数の和:7330688

約数の個数: 28

約数和(自身を含む): 40963582792

約数和(自身を除く): 20789680776

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 7330633, 14661266, 29322532, 58645064, 117290128, 234580256, 315217219, 469160512, 630434438, 1260868876, 2521737752, 5043475504, 10086951008, 20173902016]

約数ペア:

[(1, 20173902016), (2, 10086951008), (4, 5043475504), (8, 2521737752), (16, 1260868876), (32, 630434438), (43, 469160512), (64, 315217219), (86, 234580256), (172, 117290128), (344, 58645064), (688, 29322532), (1376, 14661266), (2752, 7330633)]