20120158269

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{62827}}^1$

素因数の和:63274

約数の個数: 32

約数和(自身を含む): 30911376000

約数和(自身を除く): 10791217731

約数列:

[1, 3, 9, 27, 29, 87, 261, 409, 783, 1227, 3681, 11043, 11861, 35583, 62827, 106749, 188481, 320247, 565443, 1696329, 1821983, 5465949, 16397847, 25696243, 49193541, 77088729, 231266187, 693798561, 745191047, 2235573141, 6706719423, 20120158269]

約数ペア:

[(1, 20120158269), (3, 6706719423), (9, 2235573141), (27, 745191047), (29, 693798561), (87, 231266187), (261, 77088729), (409, 49193541), (783, 25696243), (1227, 16397847), (3681, 5465949), (11043, 1821983), (11861, 1696329), (35583, 565443), (62827, 320247), (106749, 188481)]