20616256

素因数分解:

$2^6\times {\mathrm{131}}^1\times {\mathrm{2459}}^1$

素因数の和:2602

約数の個数: 28

約数和(自身を含む): 41239440

約数和(自身を除く): 20623184

約数列:

[1, 2, 4, 8, 16, 32, 64, 131, 262, 524, 1048, 2096, 2459, 4192, 4918, 8384, 9836, 19672, 39344, 78688, 157376, 322129, 644258, 1288516, 2577032, 5154064, 10308128, 20616256]

約数ペア:

[(1, 20616256), (2, 10308128), (4, 5154064), (8, 2577032), (16, 1288516), (32, 644258), (64, 322129), (131, 157376), (262, 78688), (524, 39344), (1048, 19672), (2096, 9836), (2459, 8384), (4192, 4918)]