18143608

素因数分解:

$2^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1153}}^1$

素因数の和:1447

約数の個数: 32

約数和(自身を含む): 39051360

約数和(自身を除く): 20907752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 281, 562, 1124, 1153, 1967, 2248, 2306, 3934, 4612, 7868, 8071, 9224, 15736, 16142, 32284, 64568, 323993, 647986, 1295972, 2267951, 2591944, 4535902, 9071804, 18143608]

約数ペア:

[(1, 18143608), (2, 9071804), (4, 4535902), (7, 2591944), (8, 2267951), (14, 1295972), (28, 647986), (56, 323993), (281, 64568), (562, 32284), (1124, 16142), (1153, 15736), (1967, 9224), (2248, 8071), (2306, 7868), (3934, 4612)]