19027398

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 44432640

約数和(自身を除く): 25405242

約数列:

[1, 2, 3, 6, 13, 19, 26, 37, 38, 39, 57, 74, 78, 111, 114, 222, 247, 347, 481, 494, 694, 703, 741, 962, 1041, 1406, 1443, 1482, 2082, 2109, 2886, 4218, 4511, 6593, 9022, 9139, 12839, 13186, 13533, 18278, 19779, 25678, 27066, 27417, 38517, 39558, 54834, 77034, 85709, 166907, 171418, 243941, 257127, 333814, 487882, 500721, 514254, 731823, 1001442, 1463646, 3171233, 6342466, 9513699, 19027398]

約数ペア:

[(1, 19027398), (2, 9513699), (3, 6342466), (6, 3171233), (13, 1463646), (19, 1001442), (26, 731823), (37, 514254), (38, 500721), (39, 487882), (57, 333814), (74, 257127), (78, 243941), (111, 171418), (114, 166907), (222, 85709), (247, 77034), (347, 54834), (481, 39558), (494, 38517), (694, 27417), (703, 27066), (741, 25678), (962, 19779), (1041, 18278), (1406, 13533), (1443, 13186), (1482, 12839), (2082, 9139), (2109, 9022), (2886, 6593), (4218, 4511)]