20187329547

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2477}}^1\times {\mathrm{35281}}^1$

素因数の和:37779

約数の個数: 32

約数和(自身を含む): 33572657664

約数和(自身を除く): 13385328117

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 2477, 7431, 17339, 27247, 35281, 52017, 81741, 105843, 190729, 246967, 388091, 572187, 740901, 1164273, 2716637, 8149911, 87391037, 262173111, 611737259, 961301407, 1835211777, 2883904221, 6729109849, 20187329547]

約数ペア:

[(1, 20187329547), (3, 6729109849), (7, 2883904221), (11, 1835211777), (21, 961301407), (33, 611737259), (77, 262173111), (231, 87391037), (2477, 8149911), (7431, 2716637), (17339, 1164273), (27247, 740901), (35281, 572187), (52017, 388091), (81741, 246967), (105843, 190729)]