20105992592

素因数分解:

$2^4\times 7^1\times {\mathrm{181}}^1\times {\mathrm{991811}}^1$

素因数の和:992007

約数の個数: 40

約数和(自身を含む): 44766426432

約数和(自身を除く): 24660433840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181, 362, 724, 1267, 1448, 2534, 2896, 5068, 10136, 20272, 991811, 1983622, 3967244, 6942677, 7934488, 13885354, 15868976, 27770708, 55541416, 111082832, 179517791, 359035582, 718071164, 1256624537, 1436142328, 2513249074, 2872284656, 5026498148, 10052996296, 20105992592]

約数ペア:

[(1, 20105992592), (2, 10052996296), (4, 5026498148), (7, 2872284656), (8, 2513249074), (14, 1436142328), (16, 1256624537), (28, 718071164), (56, 359035582), (112, 179517791), (181, 111082832), (362, 55541416), (724, 27770708), (1267, 15868976), (1448, 13885354), (2534, 7934488), (2896, 6942677), (5068, 3967244), (10136, 1983622), (20272, 991811)]