20032443

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 30809376

約数和(自身を除く): 10776933

約数列:

[1, 3, 9, 17, 51, 153, 311, 421, 933, 1263, 2799, 3789, 5287, 7157, 15861, 21471, 47583, 64413, 130931, 392793, 1178379, 2225827, 6677481, 20032443]

約数ペア:

[(1, 20032443), (3, 6677481), (9, 2225827), (17, 1178379), (51, 392793), (153, 130931), (311, 64413), (421, 47583), (933, 21471), (1263, 15861), (2799, 7157), (3789, 5287)]