20215173872

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{108553}}^1$

素因数の和:108777

約数の個数: 40

約数和(自身を含む): 39897502944

約数和(自身を除く): 19682329072

約数列:

[1, 2, 4, 8, 16, 103, 113, 206, 226, 412, 452, 824, 904, 1648, 1808, 11639, 23278, 46556, 93112, 108553, 186224, 217106, 434212, 868424, 1736848, 11180959, 12266489, 22361918, 24532978, 44723836, 49065956, 89447672, 98131912, 178895344, 196263824, 1263448367, 2526896734, 5053793468, 10107586936, 20215173872]

約数ペア:

[(1, 20215173872), (2, 10107586936), (4, 5053793468), (8, 2526896734), (16, 1263448367), (103, 196263824), (113, 178895344), (206, 98131912), (226, 89447672), (412, 49065956), (452, 44723836), (824, 24532978), (904, 22361918), (1648, 12266489), (1808, 11180959), (11639, 1736848), (23278, 868424), (46556, 434212), (93112, 217106), (108553, 186224)]