20092970877

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1\times {\mathrm{1327}}^1$

素因数の和:1770

約数の個数: 64

約数和(自身を含む): 32606330880

約数和(自身を除く): 12513360003

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 277, 399, 411, 831, 959, 1327, 1939, 2603, 2877, 3981, 5263, 5817, 7809, 9289, 15789, 18221, 25213, 27867, 36841, 37949, 54663, 75639, 110523, 113847, 176491, 181799, 265643, 367579, 529473, 545397, 721031, 796929, 1102737, 1272593, 2163093, 2573053, 3454181, 3817779, 5047217, 6984001, 7719159, 10362543, 15141651, 20952003, 24179267, 48888007, 50358323, 72537801, 146664021, 151074969, 352508261, 956808137, 1057524783, 2870424411, 6697656959, 20092970877]

約数ペア:

[(1, 20092970877), (3, 6697656959), (7, 2870424411), (19, 1057524783), (21, 956808137), (57, 352508261), (133, 151074969), (137, 146664021), (277, 72537801), (399, 50358323), (411, 48888007), (831, 24179267), (959, 20952003), (1327, 15141651), (1939, 10362543), (2603, 7719159), (2877, 6984001), (3981, 5047217), (5263, 3817779), (5817, 3454181), (7809, 2573053), (9289, 2163093), (15789, 1272593), (18221, 1102737), (25213, 796929), (27867, 721031), (36841, 545397), (37949, 529473), (54663, 367579), (75639, 265643), (110523, 181799), (113847, 176491)]