19444698

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1$

素因数の和:1353

約数の個数: 80

約数和(自身を含む): 53665920

約数和(自身を除く): 34221222

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1319, 1638, 2106, 2457, 2638, 3957, 4914, 7371, 7914, 9233, 11871, 14742, 17147, 18466, 23742, 27699, 34294, 35613, 51441, 55398, 71226, 83097, 102882, 106839, 120029, 154323, 166194, 213678, 240058, 249291, 308646, 360087, 462969, 498582, 720174, 747873, 925938, 1080261, 1388907, 1495746, 2160522, 2777814, 3240783, 6481566, 9722349, 19444698]

約数ペア:

[(1, 19444698), (2, 9722349), (3, 6481566), (6, 3240783), (7, 2777814), (9, 2160522), (13, 1495746), (14, 1388907), (18, 1080261), (21, 925938), (26, 747873), (27, 720174), (39, 498582), (42, 462969), (54, 360087), (63, 308646), (78, 249291), (81, 240058), (91, 213678), (117, 166194), (126, 154323), (162, 120029), (182, 106839), (189, 102882), (234, 83097), (273, 71226), (351, 55398), (378, 51441), (546, 35613), (567, 34294), (702, 27699), (819, 23742), (1053, 18466), (1134, 17147), (1319, 14742), (1638, 11871), (2106, 9233), (2457, 7914), (2638, 7371), (3957, 4914)]