31631264

素因数分解:

$2^5\times 7^2\times {\mathrm{20173}}^1$

素因数の和:20197

約数の個数: 36

約数和(自身を含む): 72444834

約数和(自身を除く): 40813570

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 20173, 40346, 80692, 141211, 161384, 282422, 322768, 564844, 645536, 988477, 1129688, 1976954, 2259376, 3953908, 4518752, 7907816, 15815632, 31631264]

約数ペア:

[(1, 31631264), (2, 15815632), (4, 7907816), (7, 4518752), (8, 3953908), (14, 2259376), (16, 1976954), (28, 1129688), (32, 988477), (49, 645536), (56, 564844), (98, 322768), (112, 282422), (196, 161384), (224, 141211), (392, 80692), (784, 40346), (1568, 20173)]