19947708

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 59154480

約数和(自身を除く): 39206772

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 29, 33, 36, 44, 54, 58, 66, 81, 87, 99, 108, 116, 132, 162, 174, 193, 198, 261, 297, 319, 324, 348, 386, 396, 522, 579, 594, 638, 772, 783, 891, 957, 1044, 1158, 1188, 1276, 1566, 1737, 1782, 1914, 2123, 2316, 2349, 2871, 3132, 3474, 3564, 3828, 4246, 4698, 5211, 5597, 5742, 6369, 6948, 8492, 8613, 9396, 10422, 11194, 11484, 12738, 15633, 16791, 17226, 19107, 20844, 22388, 25476, 25839, 31266, 33582, 34452, 38214, 50373, 51678, 57321, 61567, 62532, 67164, 76428, 100746, 103356, 114642, 123134, 151119, 171963, 184701, 201492, 229284, 246268, 302238, 343926, 369402, 453357, 554103, 604476, 687852, 738804, 906714, 1108206, 1662309, 1813428, 2216412, 3324618, 4986927, 6649236, 9973854, 19947708]

約数ペア:

[(1, 19947708), (2, 9973854), (3, 6649236), (4, 4986927), (6, 3324618), (9, 2216412), (11, 1813428), (12, 1662309), (18, 1108206), (22, 906714), (27, 738804), (29, 687852), (33, 604476), (36, 554103), (44, 453357), (54, 369402), (58, 343926), (66, 302238), (81, 246268), (87, 229284), (99, 201492), (108, 184701), (116, 171963), (132, 151119), (162, 123134), (174, 114642), (193, 103356), (198, 100746), (261, 76428), (297, 67164), (319, 62532), (324, 61567), (348, 57321), (386, 51678), (396, 50373), (522, 38214), (579, 34452), (594, 33582), (638, 31266), (772, 25839), (783, 25476), (891, 22388), (957, 20844), (1044, 19107), (1158, 17226), (1188, 16791), (1276, 15633), (1566, 12738), (1737, 11484), (1782, 11194), (1914, 10422), (2123, 9396), (2316, 8613), (2349, 8492), (2871, 6948), (3132, 6369), (3474, 5742), (3564, 5597), (3828, 5211), (4246, 4698)]