20775156909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{966781}}^1$

素因数の和:966845

約数の個数: 32

約数和(自身を含む): 32483875200

約数和(自身を除く): 11708718291

約数列:

[1, 3, 13, 19, 29, 39, 57, 87, 247, 377, 551, 741, 1131, 1653, 7163, 21489, 966781, 2900343, 12568153, 18368839, 28036649, 37704459, 55106517, 84109947, 238794907, 364476437, 532696331, 716384721, 1093429311, 1598088993, 6925052303, 20775156909]

約数ペア:

[(1, 20775156909), (3, 6925052303), (13, 1598088993), (19, 1093429311), (29, 716384721), (39, 532696331), (57, 364476437), (87, 238794907), (247, 84109947), (377, 55106517), (551, 37704459), (741, 28036649), (1131, 18368839), (1653, 12568153), (7163, 2900343), (21489, 966781)]