31282672

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1201

約数の個数: 40

約数和(自身を含む): 63589680

約数和(自身を除く): 32307008

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1109, 1763, 2218, 3526, 4436, 7052, 8872, 14104, 17744, 28208, 45469, 47687, 90938, 95374, 181876, 190748, 363752, 381496, 727504, 762992, 1955167, 3910334, 7820668, 15641336, 31282672]

約数ペア:

[(1, 31282672), (2, 15641336), (4, 7820668), (8, 3910334), (16, 1955167), (41, 762992), (43, 727504), (82, 381496), (86, 363752), (164, 190748), (172, 181876), (328, 95374), (344, 90938), (656, 47687), (688, 45469), (1109, 28208), (1763, 17744), (2218, 14104), (3526, 8872), (4436, 7052)]