20903184003

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{3011}}^1$

素因数の和:3364

約数の個数: 64

約数和(自身を含む): 32765548032

約数和(自身を除く): 11862364029

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 221, 283, 481, 629, 663, 849, 1443, 1887, 3011, 3679, 4811, 8177, 9033, 10471, 11037, 14433, 24531, 31413, 39143, 51187, 62543, 111407, 117429, 136123, 153561, 178007, 187629, 334221, 408369, 534021, 665431, 852113, 1448291, 1893919, 1996293, 2314091, 2556339, 4344873, 5681757, 6942273, 11077469, 14485921, 24620947, 31528181, 33232407, 43457763, 73862841, 94584543, 188316973, 409866353, 535979077, 564950919, 1229599059, 1607937231, 6967728001, 20903184003]

約数ペア:

[(1, 20903184003), (3, 6967728001), (13, 1607937231), (17, 1229599059), (37, 564950919), (39, 535979077), (51, 409866353), (111, 188316973), (221, 94584543), (283, 73862841), (481, 43457763), (629, 33232407), (663, 31528181), (849, 24620947), (1443, 14485921), (1887, 11077469), (3011, 6942273), (3679, 5681757), (4811, 4344873), (8177, 2556339), (9033, 2314091), (10471, 1996293), (11037, 1893919), (14433, 1448291), (24531, 852113), (31413, 665431), (39143, 534021), (51187, 408369), (62543, 334221), (111407, 187629), (117429, 178007), (136123, 153561)]