18491888

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{11443}}^1$

素因数の和:11552

約数の個数: 20

約数和(自身を含む): 36185928

約数和(自身を除く): 17694040

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 11443, 22886, 45772, 91544, 183088, 1155743, 2311486, 4622972, 9245944, 18491888]

約数ペア:

[(1, 18491888), (2, 9245944), (4, 4622972), (8, 2311486), (16, 1155743), (101, 183088), (202, 91544), (404, 45772), (808, 22886), (1616, 11443)]