19738872

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 37918728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 47, 57, 72, 76, 94, 114, 141, 152, 171, 188, 228, 282, 307, 342, 376, 423, 456, 564, 614, 684, 846, 893, 921, 1128, 1228, 1368, 1692, 1786, 1842, 2456, 2679, 2763, 3384, 3572, 3684, 5358, 5526, 5833, 7144, 7368, 8037, 10716, 11052, 11666, 14429, 16074, 17499, 21432, 22104, 23332, 28858, 32148, 34998, 43287, 46664, 52497, 57716, 64296, 69996, 86574, 104994, 115432, 129861, 139992, 173148, 209988, 259722, 274151, 346296, 419976, 519444, 548302, 822453, 1038888, 1096604, 1644906, 2193208, 2467359, 3289812, 4934718, 6579624, 9869436, 19738872]

約数ペア:

[(1, 19738872), (2, 9869436), (3, 6579624), (4, 4934718), (6, 3289812), (8, 2467359), (9, 2193208), (12, 1644906), (18, 1096604), (19, 1038888), (24, 822453), (36, 548302), (38, 519444), (47, 419976), (57, 346296), (72, 274151), (76, 259722), (94, 209988), (114, 173148), (141, 139992), (152, 129861), (171, 115432), (188, 104994), (228, 86574), (282, 69996), (307, 64296), (342, 57716), (376, 52497), (423, 46664), (456, 43287), (564, 34998), (614, 32148), (684, 28858), (846, 23332), (893, 22104), (921, 21432), (1128, 17499), (1228, 16074), (1368, 14429), (1692, 11666), (1786, 11052), (1842, 10716), (2456, 8037), (2679, 7368), (2763, 7144), (3384, 5833), (3572, 5526), (3684, 5358)]