19768948

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 36013824

約数和(自身を除く): 16244876

約数列:

[1, 2, 4, 31, 62, 124, 131, 262, 524, 1217, 2434, 4061, 4868, 8122, 16244, 37727, 75454, 150908, 159427, 318854, 637708, 4942237, 9884474, 19768948]

約数ペア:

[(1, 19768948), (2, 9884474), (4, 4942237), (31, 637708), (62, 318854), (124, 159427), (131, 150908), (262, 75454), (524, 37727), (1217, 16244), (2434, 8122), (4061, 4868)]