19517888

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23459}}^1$

素因数の和:23484

約数の個数: 28

約数和(自身を含む): 41711880

約数和(自身を除く): 22193992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 23459, 46918, 93836, 187672, 304967, 375344, 609934, 750688, 1219868, 1501376, 2439736, 4879472, 9758944, 19517888]

約数ペア:

[(1, 19517888), (2, 9758944), (4, 4879472), (8, 2439736), (13, 1501376), (16, 1219868), (26, 750688), (32, 609934), (52, 375344), (64, 304967), (104, 187672), (208, 93836), (416, 46918), (832, 23459)]