18653852

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16249}}^1$

素因数の和:16301

約数の個数: 24

約数和(自身を含む): 38220000

約数和(自身を除く): 19566148

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16249, 32498, 64996, 113743, 227486, 454972, 666209, 1332418, 2664836, 4663463, 9326926, 18653852]

約数ペア:

[(1, 18653852), (2, 9326926), (4, 4663463), (7, 2664836), (14, 1332418), (28, 666209), (41, 454972), (82, 227486), (164, 113743), (287, 64996), (574, 32498), (1148, 16249)]