19070620

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{1153}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 40131504

約数和(自身を除く): 21060884

約数列:

[1, 2, 4, 5, 10, 20, 827, 1153, 1654, 2306, 3308, 4135, 4612, 5765, 8270, 11530, 16540, 23060, 953531, 1907062, 3814124, 4767655, 9535310, 19070620]

約数ペア:

[(1, 19070620), (2, 9535310), (4, 4767655), (5, 3814124), (10, 1907062), (20, 953531), (827, 23060), (1153, 16540), (1654, 11530), (2306, 8270), (3308, 5765), (4135, 4612)]