19488105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4759}}^1$

素因数の和:4790

約数の個数: 48

約数和(自身を含む): 41583360

約数和(自身を除く): 22095255

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 4759, 14277, 23795, 33313, 42831, 61867, 71385, 99939, 166565, 185601, 214155, 299817, 309335, 433069, 499695, 556803, 928005, 1299207, 1499085, 2165345, 2784015, 3897621, 6496035, 19488105]

約数ペア:

[(1, 19488105), (3, 6496035), (5, 3897621), (7, 2784015), (9, 2165345), (13, 1499085), (15, 1299207), (21, 928005), (35, 556803), (39, 499695), (45, 433069), (63, 309335), (65, 299817), (91, 214155), (105, 185601), (117, 166565), (195, 99939), (273, 71385), (315, 61867), (455, 42831), (585, 33313), (819, 23795), (1365, 14277), (4095, 4759)]