19420443

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18133}}^1$

素因数の和:18163

約数の個数: 24

約数和(自身を含む): 33946848

約数和(自身を除く): 14526405

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18133, 54399, 126931, 163197, 308261, 380793, 924783, 1142379, 2157827, 2774349, 6473481, 19420443]

約数ペア:

[(1, 19420443), (3, 6473481), (7, 2774349), (9, 2157827), (17, 1142379), (21, 924783), (51, 380793), (63, 308261), (119, 163197), (153, 126931), (357, 54399), (1071, 18133)]