13720304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{65963}}^1$

素因数の和:65984

約数の個数: 20

約数和(自身を含む): 28628376

約数和(自身を除く): 14908072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 65963, 131926, 263852, 527704, 857519, 1055408, 1715038, 3430076, 6860152, 13720304]

約数ペア:

[(1, 13720304), (2, 6860152), (4, 3430076), (8, 1715038), (13, 1055408), (16, 857519), (26, 527704), (52, 263852), (104, 131926), (208, 65963)]