66920152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{643463}}^1$

素因数の和:643482

約数の個数: 16

約数和(自身を含む): 135127440

約数和(自身を除く): 68207288

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 643463, 1286926, 2573852, 5147704, 8365019, 16730038, 33460076, 66920152]

約数ペア:

[(1, 66920152), (2, 33460076), (4, 16730038), (8, 8365019), (13, 5147704), (26, 2573852), (52, 1286926), (104, 643463)]