18207648

素因数分解:

$2^5\times 3^2\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:538

約数の個数: 72

約数和(自身を含む): 52206336

約数和(自身を除く): 33998688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 191, 288, 331, 382, 573, 662, 764, 993, 1146, 1324, 1528, 1719, 1986, 2292, 2648, 2979, 3056, 3438, 3972, 4584, 5296, 5958, 6112, 6876, 7944, 9168, 10592, 11916, 13752, 15888, 18336, 23832, 27504, 31776, 47664, 55008, 63221, 95328, 126442, 189663, 252884, 379326, 505768, 568989, 758652, 1011536, 1137978, 1517304, 2023072, 2275956, 3034608, 4551912, 6069216, 9103824, 18207648]

約数ペア:

[(1, 18207648), (2, 9103824), (3, 6069216), (4, 4551912), (6, 3034608), (8, 2275956), (9, 2023072), (12, 1517304), (16, 1137978), (18, 1011536), (24, 758652), (32, 568989), (36, 505768), (48, 379326), (72, 252884), (96, 189663), (144, 126442), (191, 95328), (288, 63221), (331, 55008), (382, 47664), (573, 31776), (662, 27504), (764, 23832), (993, 18336), (1146, 15888), (1324, 13752), (1528, 11916), (1719, 10592), (1986, 9168), (2292, 7944), (2648, 6876), (2979, 6112), (3056, 5958), (3438, 5296), (3972, 4584)]