18586888

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{743}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 36158400

約数和(自身を除く): 17571512

約数列:

[1, 2, 4, 8, 53, 59, 106, 118, 212, 236, 424, 472, 743, 1486, 2972, 3127, 5944, 6254, 12508, 25016, 39379, 43837, 78758, 87674, 157516, 175348, 315032, 350696, 2323361, 4646722, 9293444, 18586888]

約数ペア:

[(1, 18586888), (2, 9293444), (4, 4646722), (8, 2323361), (53, 350696), (59, 315032), (106, 175348), (118, 157516), (212, 87674), (236, 78758), (424, 43837), (472, 39379), (743, 25016), (1486, 12508), (2972, 6254), (3127, 5944)]