19206410

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 36167040

約数和(自身を除く): 16960630

約数列:

[1, 2, 5, 10, 29, 58, 103, 145, 206, 290, 515, 643, 1030, 1286, 2987, 3215, 5974, 6430, 14935, 18647, 29870, 37294, 66229, 93235, 132458, 186470, 331145, 662290, 1920641, 3841282, 9603205, 19206410]

約数ペア:

[(1, 19206410), (2, 9603205), (5, 3841282), (10, 1920641), (29, 662290), (58, 331145), (103, 186470), (145, 132458), (206, 93235), (290, 66229), (515, 37294), (643, 29870), (1030, 18647), (1286, 14935), (2987, 6430), (3215, 5974)]