18440072

素因数分解:

$2^3\times 7^2\times {\mathrm{47041}}^1$

素因数の和:47061

約数の個数: 24

約数和(自身を含む): 40220910

約数和(自身を除く): 21780838

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 47041, 94082, 188164, 329287, 376328, 658574, 1317148, 2305009, 2634296, 4610018, 9220036, 18440072]

約数ペア:

[(1, 18440072), (2, 9220036), (4, 4610018), (7, 2634296), (8, 2305009), (14, 1317148), (28, 658574), (49, 376328), (56, 329287), (98, 188164), (196, 94082), (392, 47041)]