19355860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56929}}^1$

素因数の和:56955

約数の個数: 24

約数和(自身を含む): 43039080

約数和(自身を除く): 23683220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56929, 113858, 227716, 284645, 569290, 967793, 1138580, 1935586, 3871172, 4838965, 9677930, 19355860]

約数ペア:

[(1, 19355860), (2, 9677930), (4, 4838965), (5, 3871172), (10, 1935586), (17, 1138580), (20, 967793), (34, 569290), (68, 284645), (85, 227716), (170, 113858), (340, 56929)]