18889890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37039}}^1$

素因数の和:37066

約数の個数: 32

約数和(自身を含む): 48003840

約数和(自身を除く): 29113950

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 37039, 74078, 111117, 185195, 222234, 370390, 555585, 629663, 1111170, 1259326, 1888989, 3148315, 3777978, 6296630, 9444945, 18889890]

約数ペア:

[(1, 18889890), (2, 9444945), (3, 6296630), (5, 3777978), (6, 3148315), (10, 1888989), (15, 1259326), (17, 1111170), (30, 629663), (34, 555585), (51, 370390), (85, 222234), (102, 185195), (170, 111117), (255, 74078), (510, 37039)]