1656304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{7963}}^1$

素因数の和:7984

約数の個数: 20

約数和(自身を含む): 3456376

約数和(自身を除く): 1800072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 7963, 15926, 31852, 63704, 103519, 127408, 207038, 414076, 828152, 1656304]

約数ペア:

[(1, 1656304), (2, 828152), (4, 414076), (8, 207038), (13, 127408), (16, 103519), (26, 63704), (52, 31852), (104, 15926), (208, 7963)]