20148579

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{751}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 31908864

約数和(自身を除く): 11760285

約数列:

[1, 3, 9, 11, 33, 99, 271, 751, 813, 2253, 2439, 2981, 6759, 8261, 8943, 24783, 26829, 74349, 203521, 610563, 1831689, 2238731, 6716193, 20148579]

約数ペア:

[(1, 20148579), (3, 6716193), (9, 2238731), (11, 1831689), (33, 610563), (99, 203521), (271, 74349), (751, 26829), (813, 24783), (2253, 8943), (2439, 8261), (2981, 6759)]