19698888

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 38361912

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 31, 33, 44, 58, 62, 66, 83, 87, 88, 93, 116, 124, 132, 166, 174, 186, 232, 248, 249, 264, 319, 332, 341, 348, 372, 498, 638, 664, 682, 696, 744, 899, 913, 957, 996, 1023, 1276, 1364, 1798, 1826, 1914, 1992, 2046, 2407, 2552, 2573, 2697, 2728, 2739, 3596, 3652, 3828, 4092, 4814, 5146, 5394, 5478, 7192, 7221, 7304, 7656, 7719, 8184, 9628, 9889, 10292, 10788, 10956, 14442, 15438, 19256, 19778, 20584, 21576, 21912, 26477, 28303, 28884, 29667, 30876, 39556, 52954, 56606, 57768, 59334, 61752, 74617, 79112, 79431, 84909, 105908, 113212, 118668, 149234, 158862, 169818, 211816, 223851, 226424, 237336, 298468, 317724, 339636, 447702, 596936, 635448, 679272, 820787, 895404, 1641574, 1790808, 2462361, 3283148, 4924722, 6566296, 9849444, 19698888]

約数ペア:

[(1, 19698888), (2, 9849444), (3, 6566296), (4, 4924722), (6, 3283148), (8, 2462361), (11, 1790808), (12, 1641574), (22, 895404), (24, 820787), (29, 679272), (31, 635448), (33, 596936), (44, 447702), (58, 339636), (62, 317724), (66, 298468), (83, 237336), (87, 226424), (88, 223851), (93, 211816), (116, 169818), (124, 158862), (132, 149234), (166, 118668), (174, 113212), (186, 105908), (232, 84909), (248, 79431), (249, 79112), (264, 74617), (319, 61752), (332, 59334), (341, 57768), (348, 56606), (372, 52954), (498, 39556), (638, 30876), (664, 29667), (682, 28884), (696, 28303), (744, 26477), (899, 21912), (913, 21576), (957, 20584), (996, 19778), (1023, 19256), (1276, 15438), (1364, 14442), (1798, 10956), (1826, 10788), (1914, 10292), (1992, 9889), (2046, 9628), (2407, 8184), (2552, 7719), (2573, 7656), (2697, 7304), (2728, 7221), (2739, 7192), (3596, 5478), (3652, 5394), (3828, 5146), (4092, 4814)]