19843047

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10861}}^1$

素因数の和:10903

約数の個数: 24

約数和(自身を含む): 33889440

約数和(自身を除く): 14046393

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 10861, 32583, 76027, 97749, 228081, 314969, 684243, 944907, 2204783, 2834721, 6614349, 19843047]

約数ペア:

[(1, 19843047), (3, 6614349), (7, 2834721), (9, 2204783), (21, 944907), (29, 684243), (63, 314969), (87, 228081), (203, 97749), (261, 76027), (609, 32583), (1827, 10861)]