19649620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57793}}^1$

素因数の和:57819

約数の個数: 24

約数和(自身を含む): 43692264

約数和(自身を除く): 24042644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 57793, 115586, 231172, 288965, 577930, 982481, 1155860, 1964962, 3929924, 4912405, 9824810, 19649620]

約数ペア:

[(1, 19649620), (2, 9824810), (4, 4912405), (5, 3929924), (10, 1964962), (17, 1155860), (20, 982481), (34, 577930), (68, 288965), (85, 231172), (170, 115586), (340, 57793)]