18580136

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 18010264

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 241, 419, 482, 838, 964, 1676, 1928, 3352, 5543, 9637, 11086, 19274, 22172, 38548, 44344, 77096, 100979, 201958, 403916, 807832, 2322517, 4645034, 9290068, 18580136]

約数ペア:

[(1, 18580136), (2, 9290068), (4, 4645034), (8, 2322517), (23, 807832), (46, 403916), (92, 201958), (184, 100979), (241, 77096), (419, 44344), (482, 38548), (838, 22172), (964, 19274), (1676, 11086), (1928, 9637), (3352, 5543)]