161746208

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{388813}}^1$

素因数の和:388836

約数の個数: 24

約数和(自身を含む): 342933948

約数和(自身を除く): 181187740

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 388813, 777626, 1555252, 3110504, 5054569, 6221008, 10109138, 12442016, 20218276, 40436552, 80873104, 161746208]

約数ペア:

[(1, 161746208), (2, 80873104), (4, 40436552), (8, 20218276), (13, 12442016), (16, 10109138), (26, 6221008), (32, 5054569), (52, 3110504), (104, 1555252), (208, 777626), (416, 388813)]