19063278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2049

約数の個数: 48

約数和(自身を含む): 45588816

約数和(自身を除く): 26525538

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 41, 78, 82, 117, 123, 234, 246, 369, 533, 738, 1066, 1599, 1987, 3198, 3974, 4797, 5961, 9594, 11922, 17883, 25831, 35766, 51662, 77493, 81467, 154986, 162934, 232479, 244401, 464958, 488802, 733203, 1059071, 1466406, 2118142, 3177213, 6354426, 9531639, 19063278]

約数ペア:

[(1, 19063278), (2, 9531639), (3, 6354426), (6, 3177213), (9, 2118142), (13, 1466406), (18, 1059071), (26, 733203), (39, 488802), (41, 464958), (78, 244401), (82, 232479), (117, 162934), (123, 154986), (234, 81467), (246, 77493), (369, 51662), (533, 35766), (738, 25831), (1066, 17883), (1599, 11922), (1987, 9594), (3198, 5961), (3974, 4797)]