20775582009

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6337}}^1\times {\mathrm{4003}}^1$

素因数の和:10366

約数の個数: 48

約数和(自身を含む): 36949424512

約数和(自身を除く): 16173842503

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 4003, 6337, 12009, 19011, 28021, 36027, 44359, 52039, 57033, 82381, 84063, 133077, 156117, 247143, 252189, 364273, 399231, 468351, 576667, 741429, 1092819, 1730001, 3278457, 5190003, 25367011, 76101033, 177569077, 228303099, 329771143, 532707231, 989313429, 1598121693, 2308398001, 2967940287, 6925194003, 20775582009]

約数ペア:

[(1, 20775582009), (3, 6925194003), (7, 2967940287), (9, 2308398001), (13, 1598121693), (21, 989313429), (39, 532707231), (63, 329771143), (91, 228303099), (117, 177569077), (273, 76101033), (819, 25367011), (4003, 5190003), (6337, 3278457), (12009, 1730001), (19011, 1092819), (28021, 741429), (36027, 576667), (44359, 468351), (52039, 399231), (57033, 364273), (82381, 252189), (84063, 247143), (133077, 156117)]