19049660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136069}}^1$

素因数の和:136085

約数の個数: 24

約数和(自身を含む): 45719520

約数和(自身を除く): 26669860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136069, 272138, 544276, 680345, 952483, 1360690, 1904966, 2721380, 3809932, 4762415, 9524830, 19049660]

約数ペア:

[(1, 19049660), (2, 9524830), (4, 4762415), (5, 3809932), (7, 2721380), (10, 1904966), (14, 1360690), (20, 952483), (28, 680345), (35, 544276), (70, 272138), (140, 136069)]