18759191

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1486

約数の個数: 16

約数和(自身を含む): 21772800

約数和(自身を除く): 3013609

約数列:

[1, 11, 23, 53, 253, 583, 1219, 1399, 13409, 15389, 32177, 74147, 353947, 815617, 1705381, 18759191]

約数ペア:

[(1, 18759191), (11, 1705381), (23, 815617), (53, 353947), (253, 74147), (583, 32177), (1219, 15389), (1399, 13409)]