20113964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{769}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 38031840

約数和(自身を除く): 17917876

約数列:

[1, 2, 4, 13, 26, 52, 503, 769, 1006, 1538, 2012, 3076, 6539, 9997, 13078, 19994, 26156, 39988, 386807, 773614, 1547228, 5028491, 10056982, 20113964]

約数ペア:

[(1, 20113964), (2, 10056982), (4, 5028491), (13, 1547228), (26, 773614), (52, 386807), (503, 39988), (769, 26156), (1006, 19994), (1538, 13078), (2012, 9997), (3076, 6539)]