20510608

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{3229}}^1$

素因数の和:3634

約数の個数: 20

約数和(自身を含む): 39851740

約数和(自身を除く): 19341132

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 3229, 6352, 6458, 12916, 25832, 51664, 1281913, 2563826, 5127652, 10255304, 20510608]

約数ペア:

[(1, 20510608), (2, 10255304), (4, 5127652), (8, 2563826), (16, 1281913), (397, 51664), (794, 25832), (1588, 12916), (3176, 6458), (3229, 6352)]