18604144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89443}}^1$

素因数の和:89464

約数の個数: 20

約数和(自身を含む): 38818696

約数和(自身を除く): 20214552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 89443, 178886, 357772, 715544, 1162759, 1431088, 2325518, 4651036, 9302072, 18604144]

約数ペア:

[(1, 18604144), (2, 9302072), (4, 4651036), (8, 2325518), (13, 1431088), (16, 1162759), (26, 715544), (52, 357772), (104, 178886), (208, 89443)]