18919098

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 48522240

約数和(自身を除く): 29603142

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 47, 57, 66, 94, 99, 107, 114, 141, 171, 198, 209, 214, 282, 321, 342, 418, 423, 517, 627, 642, 846, 893, 963, 1034, 1177, 1254, 1551, 1786, 1881, 1926, 2033, 2354, 2679, 3102, 3531, 3762, 4066, 4653, 5029, 5358, 6099, 7062, 8037, 9306, 9823, 10058, 10593, 12198, 15087, 16074, 18297, 19646, 21186, 22363, 29469, 30174, 36594, 44726, 45261, 55319, 58938, 67089, 88407, 90522, 95551, 110638, 134178, 165957, 176814, 191102, 201267, 286653, 331914, 402534, 497871, 573306, 859959, 995742, 1051061, 1719918, 2102122, 3153183, 6306366, 9459549, 18919098]

約数ペア:

[(1, 18919098), (2, 9459549), (3, 6306366), (6, 3153183), (9, 2102122), (11, 1719918), (18, 1051061), (19, 995742), (22, 859959), (33, 573306), (38, 497871), (47, 402534), (57, 331914), (66, 286653), (94, 201267), (99, 191102), (107, 176814), (114, 165957), (141, 134178), (171, 110638), (198, 95551), (209, 90522), (214, 88407), (282, 67089), (321, 58938), (342, 55319), (418, 45261), (423, 44726), (517, 36594), (627, 30174), (642, 29469), (846, 22363), (893, 21186), (963, 19646), (1034, 18297), (1177, 16074), (1254, 15087), (1551, 12198), (1786, 10593), (1881, 10058), (1926, 9823), (2033, 9306), (2354, 8037), (2679, 7062), (3102, 6099), (3531, 5358), (3762, 5029), (4066, 4653)]